354594760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{681913}}^1$

素因数の和:681937

約数の個数: 32

約数和(自身を含む): 859211640

約数和(自身を除く): 504616880

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 681913, 1363826, 2727652, 3409565, 5455304, 6819130, 8864869, 13638260, 17729738, 27276520, 35459476, 44324345, 70918952, 88648690, 177297380, 354594760]

約数ペア:

[(1, 354594760), (2, 177297380), (4, 88648690), (5, 70918952), (8, 44324345), (10, 35459476), (13, 27276520), (20, 17729738), (26, 13638260), (40, 8864869), (52, 6819130), (65, 5455304), (104, 3409565), (130, 2727652), (260, 1363826), (520, 681913)]