22009040

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{2671}}^1$

素因数の和:2787

約数の個数: 40

約数和(自身を含む): 51687168

約数和(自身を除く): 29678128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 2060, 2671, 4120, 5342, 8240, 10684, 13355, 21368, 26710, 42736, 53420, 106840, 213680, 275113, 550226, 1100452, 1375565, 2200904, 2751130, 4401808, 5502260, 11004520, 22009040]

約数ペア:

[(1, 22009040), (2, 11004520), (4, 5502260), (5, 4401808), (8, 2751130), (10, 2200904), (16, 1375565), (20, 1100452), (40, 550226), (80, 275113), (103, 213680), (206, 106840), (412, 53420), (515, 42736), (824, 26710), (1030, 21368), (1648, 13355), (2060, 10684), (2671, 8240), (4120, 5342)]