20132683420

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{207169}}^1$

素因数の和:207334

約数の個数: 48

約数和(自身を含む): 43644918240

約数和(自身を除く): 23512234820

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 113, 172, 215, 226, 430, 452, 565, 860, 1130, 2260, 4859, 9718, 19436, 24295, 48590, 97180, 207169, 414338, 828676, 1035845, 2071690, 4143380, 8908267, 17816534, 23410097, 35633068, 44541335, 46820194, 89082670, 93640388, 117050485, 178165340, 234100970, 468201940, 1006634171, 2013268342, 4026536684, 5033170855, 10066341710, 20132683420]

約数ペア:

[(1, 20132683420), (2, 10066341710), (4, 5033170855), (5, 4026536684), (10, 2013268342), (20, 1006634171), (43, 468201940), (86, 234100970), (113, 178165340), (172, 117050485), (215, 93640388), (226, 89082670), (430, 46820194), (452, 44541335), (565, 35633068), (860, 23410097), (1130, 17816534), (2260, 8908267), (4859, 4143380), (9718, 2071690), (19436, 1035845), (24295, 828676), (48590, 414338), (97180, 207169)]