7025980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{443}}^1$

素因数の和:526

約数の個数: 48

約数和(自身を含む): 16186464

約数和(自身を除く): 9160484

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 244, 260, 305, 443, 610, 793, 886, 1220, 1586, 1772, 2215, 3172, 3965, 4430, 5759, 7930, 8860, 11518, 15860, 23036, 27023, 28795, 54046, 57590, 108092, 115180, 135115, 270230, 351299, 540460, 702598, 1405196, 1756495, 3512990, 7025980]

約数ペア:

[(1, 7025980), (2, 3512990), (4, 1756495), (5, 1405196), (10, 702598), (13, 540460), (20, 351299), (26, 270230), (52, 135115), (61, 115180), (65, 108092), (122, 57590), (130, 54046), (244, 28795), (260, 27023), (305, 23036), (443, 15860), (610, 11518), (793, 8860), (886, 7930), (1220, 5759), (1586, 4430), (1772, 3965), (2215, 3172)]