68863880

素因数分解:

$2^3\times 5^1\times {\mathrm{367}}^1\times {\mathrm{4691}}^1$

素因数の和:5069

約数の個数: 32

約数和(自身を含む): 155399040

約数和(自身を除く): 86535160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 367, 734, 1468, 1835, 2936, 3670, 4691, 7340, 9382, 14680, 18764, 23455, 37528, 46910, 93820, 187640, 1721597, 3443194, 6886388, 8607985, 13772776, 17215970, 34431940, 68863880]

約数ペア:

[(1, 68863880), (2, 34431940), (4, 17215970), (5, 13772776), (8, 8607985), (10, 6886388), (20, 3443194), (40, 1721597), (367, 187640), (734, 93820), (1468, 46910), (1835, 37528), (2936, 23455), (3670, 18764), (4691, 14680), (7340, 9382)]