1998185290

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1427}}^1\times {\mathrm{4517}}^1$

素因数の和:5982

約数の個数: 32

約数和(自身を含む): 3716181504

約数和(自身を除く): 1717996214

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 1427, 2854, 4517, 7135, 9034, 14270, 22585, 44237, 45170, 88474, 140027, 221185, 280054, 442370, 700135, 1400270, 6445759, 12891518, 32228795, 64457590, 199818529, 399637058, 999092645, 1998185290]

約数ペア:

[(1, 1998185290), (2, 999092645), (5, 399637058), (10, 199818529), (31, 64457590), (62, 32228795), (155, 12891518), (310, 6445759), (1427, 1400270), (2854, 700135), (4517, 442370), (7135, 280054), (9034, 221185), (14270, 140027), (22585, 88474), (44237, 45170)]