13311880

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{8117}}^1$

素因数の和:8169

約数の個数: 32

約数和(自身を含む): 30686040

約数和(自身を除く): 17374160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 8117, 16234, 32468, 40585, 64936, 81170, 162340, 324680, 332797, 665594, 1331188, 1663985, 2662376, 3327970, 6655940, 13311880]

約数ペア:

[(1, 13311880), (2, 6655940), (4, 3327970), (5, 2662376), (8, 1663985), (10, 1331188), (20, 665594), (40, 332797), (41, 324680), (82, 162340), (164, 81170), (205, 64936), (328, 40585), (410, 32468), (820, 16234), (1640, 8117)]