11914720

素因数分解:

$2^5\times 5^1\times {\mathrm{113}}^1\times {\mathrm{659}}^1$

素因数の和:787

約数の個数: 48

約数和(自身を含む): 28440720

約数和(自身を除く): 16526000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 113, 160, 226, 452, 565, 659, 904, 1130, 1318, 1808, 2260, 2636, 3295, 3616, 4520, 5272, 6590, 9040, 10544, 13180, 18080, 21088, 26360, 52720, 74467, 105440, 148934, 297868, 372335, 595736, 744670, 1191472, 1489340, 2382944, 2978680, 5957360, 11914720]

約数ペア:

[(1, 11914720), (2, 5957360), (4, 2978680), (5, 2382944), (8, 1489340), (10, 1191472), (16, 744670), (20, 595736), (32, 372335), (40, 297868), (80, 148934), (113, 105440), (160, 74467), (226, 52720), (452, 26360), (565, 21088), (659, 18080), (904, 13180), (1130, 10544), (1318, 9040), (1808, 6590), (2260, 5272), (2636, 4520), (3295, 3616)]