8676140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{349}}^1$

素因数の和:482

約数の個数: 48

約数和(自身を含む): 20109600

約数和(自身を除く): 11433460

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 113, 220, 226, 349, 452, 565, 698, 1130, 1243, 1396, 1745, 2260, 2486, 3490, 3839, 4972, 6215, 6980, 7678, 12430, 15356, 19195, 24860, 38390, 39437, 76780, 78874, 157748, 197185, 394370, 433807, 788740, 867614, 1735228, 2169035, 4338070, 8676140]

約数ペア:

[(1, 8676140), (2, 4338070), (4, 2169035), (5, 1735228), (10, 867614), (11, 788740), (20, 433807), (22, 394370), (44, 197185), (55, 157748), (110, 78874), (113, 76780), (220, 39437), (226, 38390), (349, 24860), (452, 19195), (565, 15356), (698, 12430), (1130, 7678), (1243, 6980), (1396, 6215), (1745, 4972), (2260, 3839), (2486, 3490)]