5491340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{521}}^1$

素因数の和:578

約数の個数: 48

約数和(自身を含む): 12628224

約数和(自身を除く): 7136884

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 62, 68, 85, 124, 155, 170, 310, 340, 521, 527, 620, 1042, 1054, 2084, 2108, 2605, 2635, 5210, 5270, 8857, 10420, 10540, 16151, 17714, 32302, 35428, 44285, 64604, 80755, 88570, 161510, 177140, 274567, 323020, 549134, 1098268, 1372835, 2745670, 5491340]

約数ペア:

[(1, 5491340), (2, 2745670), (4, 1372835), (5, 1098268), (10, 549134), (17, 323020), (20, 274567), (31, 177140), (34, 161510), (62, 88570), (68, 80755), (85, 64604), (124, 44285), (155, 35428), (170, 32302), (310, 17714), (340, 16151), (521, 10540), (527, 10420), (620, 8857), (1042, 5270), (1054, 5210), (2084, 2635), (2108, 2605)]