7251140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{167}}^2$

素因数の和:356

約数の個数: 36

約数和(自身を含む): 16497516

約数和(自身を除く): 9246376

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 167, 260, 334, 668, 835, 1670, 2171, 3340, 4342, 8684, 10855, 21710, 27889, 43420, 55778, 111556, 139445, 278890, 362557, 557780, 725114, 1450228, 1812785, 3625570, 7251140]

約数ペア:

[(1, 7251140), (2, 3625570), (4, 1812785), (5, 1450228), (10, 725114), (13, 557780), (20, 362557), (26, 278890), (52, 139445), (65, 111556), (130, 55778), (167, 43420), (260, 27889), (334, 21710), (668, 10855), (835, 8684), (1670, 4342), (2171, 3340)]