12645640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2377}}^1$

素因数の和:2414

約数の個数: 64

約数和(自身を含む): 34243200

約数和(自身を除く): 21597560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2377, 2660, 4754, 5320, 9508, 11885, 16639, 19016, 23770, 33278, 45163, 47540, 66556, 83195, 90326, 95080, 133112, 166390, 180652, 225815, 316141, 332780, 361304, 451630, 632282, 665560, 903260, 1264564, 1580705, 1806520, 2529128, 3161410, 6322820, 12645640]

約数ペア:

[(1, 12645640), (2, 6322820), (4, 3161410), (5, 2529128), (7, 1806520), (8, 1580705), (10, 1264564), (14, 903260), (19, 665560), (20, 632282), (28, 451630), (35, 361304), (38, 332780), (40, 316141), (56, 225815), (70, 180652), (76, 166390), (95, 133112), (133, 95080), (140, 90326), (152, 83195), (190, 66556), (266, 47540), (280, 45163), (380, 33278), (532, 23770), (665, 19016), (760, 16639), (1064, 11885), (1330, 9508), (2377, 5320), (2660, 4754)]