20334080

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1$

素因数の和:96

約数の個数: 120

約数和(自身を含む): 53916192

約数和(自身を除く): 33582112

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 47, 52, 64, 65, 80, 94, 104, 128, 130, 160, 169, 188, 208, 235, 256, 260, 320, 338, 376, 416, 470, 512, 520, 611, 640, 676, 752, 832, 845, 940, 1040, 1222, 1280, 1352, 1504, 1664, 1690, 1880, 2080, 2444, 2560, 2704, 3008, 3055, 3328, 3380, 3760, 4160, 4888, 5408, 6016, 6110, 6656, 6760, 7520, 7943, 8320, 9776, 10816, 12032, 12220, 13520, 15040, 15886, 16640, 19552, 21632, 24064, 24440, 27040, 30080, 31772, 33280, 39104, 39715, 43264, 48880, 54080, 60160, 63544, 78208, 79430, 86528, 97760, 108160, 120320, 127088, 156416, 158860, 195520, 216320, 254176, 312832, 317720, 391040, 432640, 508352, 635440, 782080, 1016704, 1270880, 1564160, 2033408, 2541760, 4066816, 5083520, 10167040, 20334080]

約数ペア:

[(1, 20334080), (2, 10167040), (4, 5083520), (5, 4066816), (8, 2541760), (10, 2033408), (13, 1564160), (16, 1270880), (20, 1016704), (26, 782080), (32, 635440), (40, 508352), (47, 432640), (52, 391040), (64, 317720), (65, 312832), (80, 254176), (94, 216320), (104, 195520), (128, 158860), (130, 156416), (160, 127088), (169, 120320), (188, 108160), (208, 97760), (235, 86528), (256, 79430), (260, 78208), (320, 63544), (338, 60160), (376, 54080), (416, 48880), (470, 43264), (512, 39715), (520, 39104), (611, 33280), (640, 31772), (676, 30080), (752, 27040), (832, 24440), (845, 24064), (940, 21632), (1040, 19552), (1222, 16640), (1280, 15886), (1352, 15040), (1504, 13520), (1664, 12220), (1690, 12032), (1880, 10816), (2080, 9776), (2444, 8320), (2560, 7943), (2704, 7520), (3008, 6760), (3055, 6656), (3328, 6110), (3380, 6016), (3760, 5408), (4160, 4888)]