8045136740

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{54293}}^1$

素因数の和:54572

約数の個数: 48

約数和(自身を含む): 17513072640

約数和(自身を除く): 9467935900

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 239, 310, 478, 620, 956, 1195, 2390, 4780, 7409, 14818, 29636, 37045, 54293, 74090, 108586, 148180, 217172, 271465, 542930, 1085860, 1683083, 3366166, 6732332, 8415415, 12976027, 16830830, 25952054, 33661660, 51904108, 64880135, 129760270, 259520540, 402256837, 804513674, 1609027348, 2011284185, 4022568370, 8045136740]

約数ペア:

[(1, 8045136740), (2, 4022568370), (4, 2011284185), (5, 1609027348), (10, 804513674), (20, 402256837), (31, 259520540), (62, 129760270), (124, 64880135), (155, 51904108), (239, 33661660), (310, 25952054), (478, 16830830), (620, 12976027), (956, 8415415), (1195, 6732332), (2390, 3366166), (4780, 1683083), (7409, 1085860), (14818, 542930), (29636, 271465), (37045, 217172), (54293, 148180), (74090, 108586)]