40845680

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{4957}}^1$

素因数の和:5073

約数の個数: 40

約数和(自身を含む): 95907552

約数和(自身を除く): 55061872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 2060, 4120, 4957, 8240, 9914, 19828, 24785, 39656, 49570, 79312, 99140, 198280, 396560, 510571, 1021142, 2042284, 2552855, 4084568, 5105710, 8169136, 10211420, 20422840, 40845680]

約数ペア:

[(1, 40845680), (2, 20422840), (4, 10211420), (5, 8169136), (8, 5105710), (10, 4084568), (16, 2552855), (20, 2042284), (40, 1021142), (80, 510571), (103, 396560), (206, 198280), (412, 99140), (515, 79312), (824, 49570), (1030, 39656), (1648, 24785), (2060, 19828), (4120, 9914), (4957, 8240)]