2215676840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4260917}}^1$

素因数の和:4260941

約数の個数: 32

約数和(自身を含む): 5368756680

約数和(自身を除く): 3153079840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 4260917, 8521834, 17043668, 21304585, 34087336, 42609170, 55391921, 85218340, 110783842, 170436680, 221567684, 276959605, 443135368, 553919210, 1107838420, 2215676840]

約数ペア:

[(1, 2215676840), (2, 1107838420), (4, 553919210), (5, 443135368), (8, 276959605), (10, 221567684), (13, 170436680), (20, 110783842), (26, 85218340), (40, 55391921), (52, 42609170), (65, 34087336), (104, 21304585), (130, 17043668), (260, 8521834), (520, 4260917)]