13105480

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{6971}}^1$

素因数の和:7029

約数の個数: 32

約数和(自身を含む): 30119040

約数和(自身を除く): 17013560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 6971, 13942, 27884, 34855, 55768, 69710, 139420, 278840, 327637, 655274, 1310548, 1638185, 2621096, 3276370, 6552740, 13105480]

約数ペア:

[(1, 13105480), (2, 6552740), (4, 3276370), (5, 2621096), (8, 1638185), (10, 1310548), (20, 655274), (40, 327637), (47, 278840), (94, 139420), (188, 69710), (235, 55768), (376, 34855), (470, 27884), (940, 13942), (1880, 6971)]