55817860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{56957}}^1$

素因数の和:56980

約数の個数: 36

約数和(自身を含む): 136357452

約数和(自身を除く): 80539592

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 56957, 113914, 227828, 284785, 398699, 569570, 797398, 1139140, 1594796, 1993495, 2790893, 3986990, 5581786, 7973980, 11163572, 13954465, 27908930, 55817860]

約数ペア:

[(1, 55817860), (2, 27908930), (4, 13954465), (5, 11163572), (7, 7973980), (10, 5581786), (14, 3986990), (20, 2790893), (28, 1993495), (35, 1594796), (49, 1139140), (70, 797398), (98, 569570), (140, 398699), (196, 284785), (245, 227828), (490, 113914), (980, 56957)]