38983891.000000000

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{2837}}^1$

素因数の和:2938

約数の個数: 48

約数和(自身を含む): 236484864

約数和(自身を除く): 129189524

約数列:

[1, 2, 4, 5, 10, 20, 31, 61, 62, 122, 124, 155, 244, 305, 310, 610, 620, 1220, 1891, 2837, 3782, 5674, 7564, 9455, 11348, 14185, 18910, 28370, 37820, 56740, 87947, 173057, 175894, 346114, 351788, 439735, 692228, 865285, 879470, 1730570, 1758940, 3461140, 5364767, 10729534, 21459068, 26823835, 53647670, 107295340]

約数ペア:

[(1, 107295340), (2, 53647670), (4, 26823835), (5, 21459068), (10, 10729534), (20, 5364767), (31, 3461140), (61, 1758940), (62, 1730570), (122, 879470), (124, 865285), (155, 692228), (244, 439735), (305, 351788), (310, 346114), (610, 175894), (620, 173057), (1220, 87947), (1891, 56740), (2837, 37820), (3782, 28370), (5674, 18910), (7564, 14185), (9455, 11348)]