2019089920

素因数分解:

$2^9\times 5^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{173}}^1$

素因数の和:340

約数の個数: 160

約数和(自身を含む): 5023928448

約数和(自身を除く): 3004838528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 97, 128, 160, 173, 188, 194, 235, 256, 320, 346, 376, 388, 470, 485, 512, 640, 692, 752, 776, 865, 940, 970, 1280, 1384, 1504, 1552, 1730, 1880, 1940, 2560, 2768, 3008, 3104, 3460, 3760, 3880, 4559, 5536, 6016, 6208, 6920, 7520, 7760, 8131, 9118, 11072, 12032, 12416, 13840, 15040, 15520, 16262, 16781, 18236, 22144, 22795, 24064, 24832, 27680, 30080, 31040, 32524, 33562, 36472, 40655, 44288, 45590, 49664, 55360, 60160, 62080, 65048, 67124, 72944, 81310, 83905, 88576, 91180, 110720, 120320, 124160, 130096, 134248, 145888, 162620, 167810, 182360, 221440, 248320, 260192, 268496, 291776, 325240, 335620, 364720, 442880, 520384, 536992, 583552, 650480, 671240, 729440, 788707, 1040768, 1073984, 1167104, 1300960, 1342480, 1458880, 1577414, 2081536, 2147968, 2334208, 2601920, 2684960, 2917760, 3154828, 3943535, 4163072, 4295936, 5203840, 5369920, 5835520, 6309656, 7887070, 8591872, 10407680, 10739840, 11671040, 12619312, 15774140, 20815360, 21479680, 25238624, 31548280, 42959360, 50477248, 63096560, 100954496, 126193120, 201908992, 252386240, 403817984, 504772480, 1009544960, 2019089920]

約数ペア:

[(1, 2019089920), (2, 1009544960), (4, 504772480), (5, 403817984), (8, 252386240), (10, 201908992), (16, 126193120), (20, 100954496), (32, 63096560), (40, 50477248), (47, 42959360), (64, 31548280), (80, 25238624), (94, 21479680), (97, 20815360), (128, 15774140), (160, 12619312), (173, 11671040), (188, 10739840), (194, 10407680), (235, 8591872), (256, 7887070), (320, 6309656), (346, 5835520), (376, 5369920), (388, 5203840), (470, 4295936), (485, 4163072), (512, 3943535), (640, 3154828), (692, 2917760), (752, 2684960), (776, 2601920), (865, 2334208), (940, 2147968), (970, 2081536), (1280, 1577414), (1384, 1458880), (1504, 1342480), (1552, 1300960), (1730, 1167104), (1880, 1073984), (1940, 1040768), (2560, 788707), (2768, 729440), (3008, 671240), (3104, 650480), (3460, 583552), (3760, 536992), (3880, 520384), (4559, 442880), (5536, 364720), (6016, 335620), (6208, 325240), (6920, 291776), (7520, 268496), (7760, 260192), (8131, 248320), (9118, 221440), (11072, 182360), (12032, 167810), (12416, 162620), (13840, 145888), (15040, 134248), (15520, 130096), (16262, 124160), (16781, 120320), (18236, 110720), (22144, 91180), (22795, 88576), (24064, 83905), (24832, 81310), (27680, 72944), (30080, 67124), (31040, 65048), (32524, 62080), (33562, 60160), (36472, 55360), (40655, 49664), (44288, 45590)]