2785380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3571}}^1$

素因数の和:3596

約数の個数: 48

約数和(自身を含む): 8401344

約数和(自身を除く): 5615964

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 3571, 7142, 10713, 14284, 17855, 21426, 35710, 42852, 46423, 53565, 71420, 92846, 107130, 139269, 185692, 214260, 232115, 278538, 464230, 557076, 696345, 928460, 1392690, 2785380]

約数ペア:

[(1, 2785380), (2, 1392690), (3, 928460), (4, 696345), (5, 557076), (6, 464230), (10, 278538), (12, 232115), (13, 214260), (15, 185692), (20, 139269), (26, 107130), (30, 92846), (39, 71420), (52, 53565), (60, 46423), (65, 42852), (78, 35710), (130, 21426), (156, 17855), (195, 14284), (260, 10713), (390, 7142), (780, 3571)]