15850480

素因数分解:

$2^4\times 5^1\times {\mathrm{239}}^1\times {\mathrm{829}}^1$

素因数の和:1081

約数の個数: 40

約数和(自身を含む): 37051200

約数和(自身を除く): 21200720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 239, 478, 829, 956, 1195, 1658, 1912, 2390, 3316, 3824, 4145, 4780, 6632, 8290, 9560, 13264, 16580, 19120, 33160, 66320, 198131, 396262, 792524, 990655, 1585048, 1981310, 3170096, 3962620, 7925240, 15850480]

約数ペア:

[(1, 15850480), (2, 7925240), (4, 3962620), (5, 3170096), (8, 1981310), (10, 1585048), (16, 990655), (20, 792524), (40, 396262), (80, 198131), (239, 66320), (478, 33160), (829, 19120), (956, 16580), (1195, 13264), (1658, 9560), (1912, 8290), (2390, 6632), (3316, 4780), (3824, 4145)]