31496740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{2347}}^1$

素因数の和:2428

約数の個数: 48

約数和(自身を含む): 73370304

約数和(自身を除く): 41873564

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 61, 110, 122, 220, 244, 305, 610, 671, 1220, 1342, 2347, 2684, 3355, 4694, 6710, 9388, 11735, 13420, 23470, 25817, 46940, 51634, 103268, 129085, 143167, 258170, 286334, 516340, 572668, 715835, 1431670, 1574837, 2863340, 3149674, 6299348, 7874185, 15748370, 31496740]

約数ペア:

[(1, 31496740), (2, 15748370), (4, 7874185), (5, 6299348), (10, 3149674), (11, 2863340), (20, 1574837), (22, 1431670), (44, 715835), (55, 572668), (61, 516340), (110, 286334), (122, 258170), (220, 143167), (244, 129085), (305, 103268), (610, 51634), (671, 46940), (1220, 25817), (1342, 23470), (2347, 13420), (2684, 11735), (3355, 9388), (4694, 6710)]