71238620

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{114901}}^1$

素因数の和:114941

約数の個数: 24

約数和(自身を含む): 154428288

約数和(自身を除く): 83189668

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 114901, 229802, 459604, 574505, 1149010, 2298020, 3561931, 7123862, 14247724, 17809655, 35619310, 71238620]

約数ペア:

[(1, 71238620), (2, 35619310), (4, 17809655), (5, 14247724), (10, 7123862), (20, 3561931), (31, 2298020), (62, 1149010), (124, 574505), (155, 459604), (310, 229802), (620, 114901)]