16744960

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:265

約数の個数: 80

約数和(自身を含む): 41640192

約数和(自身を除く): 24895232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 211, 248, 256, 310, 320, 422, 496, 512, 620, 640, 844, 992, 1055, 1240, 1280, 1688, 1984, 2110, 2480, 2560, 3376, 3968, 4220, 4960, 6541, 6752, 7936, 8440, 9920, 13082, 13504, 15872, 16880, 19840, 26164, 27008, 32705, 33760, 39680, 52328, 54016, 65410, 67520, 79360, 104656, 108032, 130820, 135040, 209312, 261640, 270080, 418624, 523280, 540160, 837248, 1046560, 1674496, 2093120, 3348992, 4186240, 8372480, 16744960]

約数ペア:

[(1, 16744960), (2, 8372480), (4, 4186240), (5, 3348992), (8, 2093120), (10, 1674496), (16, 1046560), (20, 837248), (31, 540160), (32, 523280), (40, 418624), (62, 270080), (64, 261640), (80, 209312), (124, 135040), (128, 130820), (155, 108032), (160, 104656), (211, 79360), (248, 67520), (256, 65410), (310, 54016), (320, 52328), (422, 39680), (496, 33760), (512, 32705), (620, 27008), (640, 26164), (844, 19840), (992, 16880), (1055, 15872), (1240, 13504), (1280, 13082), (1688, 9920), (1984, 8440), (2110, 7936), (2480, 6752), (2560, 6541), (3376, 4960), (3968, 4220)]