55981640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{9787}}^1$

素因数の和:9822

約数の個数: 64

約数和(自身を含む): 147994560

約数和(自身を除く): 92012920

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 2860, 5720, 9787, 19574, 39148, 48935, 78296, 97870, 107657, 127231, 195740, 215314, 254462, 391480, 430628, 508924, 538285, 636155, 861256, 1017848, 1076570, 1272310, 1399541, 2153140, 2544620, 2799082, 4306280, 5089240, 5598164, 6997705, 11196328, 13995410, 27990820, 55981640]

約数ペア:

[(1, 55981640), (2, 27990820), (4, 13995410), (5, 11196328), (8, 6997705), (10, 5598164), (11, 5089240), (13, 4306280), (20, 2799082), (22, 2544620), (26, 2153140), (40, 1399541), (44, 1272310), (52, 1076570), (55, 1017848), (65, 861256), (88, 636155), (104, 538285), (110, 508924), (130, 430628), (143, 391480), (220, 254462), (260, 215314), (286, 195740), (440, 127231), (520, 107657), (572, 97870), (715, 78296), (1144, 48935), (1430, 39148), (2860, 19574), (5720, 9787)]