39145870

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{641}}^1$

素因数の和:876

約数の個数: 32

約数和(自身を含む): 73218816

約数和(自身を除く): 34072946

約数列:

[1, 2, 5, 10, 31, 62, 155, 197, 310, 394, 641, 985, 1282, 1970, 3205, 6107, 6410, 12214, 19871, 30535, 39742, 61070, 99355, 126277, 198710, 252554, 631385, 1262770, 3914587, 7829174, 19572935, 39145870]

約数ペア:

[(1, 39145870), (2, 19572935), (5, 7829174), (10, 3914587), (31, 1262770), (62, 631385), (155, 252554), (197, 198710), (310, 126277), (394, 99355), (641, 61070), (985, 39742), (1282, 30535), (1970, 19871), (3205, 12214), (6107, 6410)]