7870980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{10091}}^1$

素因数の和:10116

約数の個数: 48

約数和(自身を含む): 23736384

約数和(自身を除く): 15865404

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, 10091, 20182, 30273, 40364, 50455, 60546, 100910, 121092, 131183, 151365, 201820, 262366, 302730, 393549, 524732, 605460, 655915, 787098, 1311830, 1574196, 1967745, 2623660, 3935490, 7870980]

約数ペア:

[(1, 7870980), (2, 3935490), (3, 2623660), (4, 1967745), (5, 1574196), (6, 1311830), (10, 787098), (12, 655915), (13, 605460), (15, 524732), (20, 393549), (26, 302730), (30, 262366), (39, 201820), (52, 151365), (60, 131183), (65, 121092), (78, 100910), (130, 60546), (156, 50455), (195, 40364), (260, 30273), (390, 20182), (780, 10091)]