55760560

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{9817}}^1$

素因数の和:9901

約数の個数: 40

約数和(自身を含む): 131482656

約数和(自身を除く): 75722096

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 9817, 19634, 39268, 49085, 78536, 98170, 157072, 196340, 392680, 697007, 785360, 1394014, 2788028, 3485035, 5576056, 6970070, 11152112, 13940140, 27880280, 55760560]

約数ペア:

[(1, 55760560), (2, 27880280), (4, 13940140), (5, 11152112), (8, 6970070), (10, 5576056), (16, 3485035), (20, 2788028), (40, 1394014), (71, 785360), (80, 697007), (142, 392680), (284, 196340), (355, 157072), (568, 98170), (710, 78536), (1136, 49085), (1420, 39268), (2840, 19634), (5680, 9817)]