15398960

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{8369}}^1$

素因数の和:8405

約数の個数: 40

約数和(自身を含む): 37363680

約数和(自身を除く): 21964720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 8369, 16738, 33476, 41845, 66952, 83690, 133904, 167380, 192487, 334760, 384974, 669520, 769948, 962435, 1539896, 1924870, 3079792, 3849740, 7699480, 15398960]

約数ペア:

[(1, 15398960), (2, 7699480), (4, 3849740), (5, 3079792), (8, 1924870), (10, 1539896), (16, 962435), (20, 769948), (23, 669520), (40, 384974), (46, 334760), (80, 192487), (92, 167380), (115, 133904), (184, 83690), (230, 66952), (368, 41845), (460, 33476), (920, 16738), (1840, 8369)]