38989940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{5717}}^1$

素因数の和:5768

約数の個数: 48

約数和(自身を含む): 92219904

約数和(自身を除く): 53229964

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 3410, 5717, 6820, 11434, 22868, 28585, 57170, 62887, 114340, 125774, 177227, 251548, 314435, 354454, 628870, 708908, 886135, 1257740, 1772270, 1949497, 3544540, 3898994, 7797988, 9747485, 19494970, 38989940]

約数ペア:

[(1, 38989940), (2, 19494970), (4, 9747485), (5, 7797988), (10, 3898994), (11, 3544540), (20, 1949497), (22, 1772270), (31, 1257740), (44, 886135), (55, 708908), (62, 628870), (110, 354454), (124, 314435), (155, 251548), (220, 177227), (310, 125774), (341, 114340), (620, 62887), (682, 57170), (1364, 28585), (1705, 22868), (3410, 11434), (5717, 6820)]