8355340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1613}}^1$

素因数の和:1666

約数の個数: 48

約数和(自身を含む): 20607552

約数和(自身を除く): 12252212

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 1613, 2590, 3226, 5180, 6452, 8065, 11291, 16130, 22582, 32260, 45164, 56455, 59681, 112910, 119362, 225820, 238724, 298405, 417767, 596810, 835534, 1193620, 1671068, 2088835, 4177670, 8355340]

約数ペア:

[(1, 8355340), (2, 4177670), (4, 2088835), (5, 1671068), (7, 1193620), (10, 835534), (14, 596810), (20, 417767), (28, 298405), (35, 238724), (37, 225820), (70, 119362), (74, 112910), (140, 59681), (148, 56455), (185, 45164), (259, 32260), (370, 22582), (518, 16130), (740, 11291), (1036, 8065), (1295, 6452), (1613, 5180), (2590, 3226)]