8887640

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{2677}}^1$

素因数の和:2771

約数の個数: 32

約数和(自身を含む): 20245680

約数和(自身を除く): 11358040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 2677, 3320, 5354, 10708, 13385, 21416, 26770, 53540, 107080, 222191, 444382, 888764, 1110955, 1777528, 2221910, 4443820, 8887640]

約数ペア:

[(1, 8887640), (2, 4443820), (4, 2221910), (5, 1777528), (8, 1110955), (10, 888764), (20, 444382), (40, 222191), (83, 107080), (166, 53540), (332, 26770), (415, 21416), (664, 13385), (830, 10708), (1660, 5354), (2677, 3320)]