13653680

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1657}}^1$

素因数の和:1773

約数の個数: 40

約数和(自身を含む): 32072352

約数和(自身を除く): 18418672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 1657, 2060, 3314, 4120, 6628, 8240, 8285, 13256, 16570, 26512, 33140, 66280, 132560, 170671, 341342, 682684, 853355, 1365368, 1706710, 2730736, 3413420, 6826840, 13653680]

約数ペア:

[(1, 13653680), (2, 6826840), (4, 3413420), (5, 2730736), (8, 1706710), (10, 1365368), (16, 853355), (20, 682684), (40, 341342), (80, 170671), (103, 132560), (206, 66280), (412, 33140), (515, 26512), (824, 16570), (1030, 13256), (1648, 8285), (1657, 8240), (2060, 6628), (3314, 4120)]