15506320

素因数分解:

$2^4\times 5^1\times {\mathrm{239}}^1\times {\mathrm{811}}^1$

素因数の和:1063

約数の個数: 40

約数和(自身を含む): 36247680

約数和(自身を除く): 20741360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 239, 478, 811, 956, 1195, 1622, 1912, 2390, 3244, 3824, 4055, 4780, 6488, 8110, 9560, 12976, 16220, 19120, 32440, 64880, 193829, 387658, 775316, 969145, 1550632, 1938290, 3101264, 3876580, 7753160, 15506320]

約数ペア:

[(1, 15506320), (2, 7753160), (4, 3876580), (5, 3101264), (8, 1938290), (10, 1550632), (16, 969145), (20, 775316), (40, 387658), (80, 193829), (239, 64880), (478, 32440), (811, 19120), (956, 16220), (1195, 12976), (1622, 9560), (1912, 8110), (2390, 6488), (3244, 4780), (3824, 4055)]