31413420

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{19391}}^1$

素因数の和:19412

約数の個数: 60

約数和(自身を含む): 98550144

約数和(自身を除く): 67136724

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 19391, 38782, 58173, 77564, 96955, 116346, 174519, 193910, 232692, 290865, 349038, 387820, 523557, 581730, 698076, 872595, 1047114, 1163460, 1570671, 1745190, 2094228, 2617785, 3141342, 3490380, 5235570, 6282684, 7853355, 10471140, 15706710, 31413420]

約数ペア:

[(1, 31413420), (2, 15706710), (3, 10471140), (4, 7853355), (5, 6282684), (6, 5235570), (9, 3490380), (10, 3141342), (12, 2617785), (15, 2094228), (18, 1745190), (20, 1570671), (27, 1163460), (30, 1047114), (36, 872595), (45, 698076), (54, 581730), (60, 523557), (81, 387820), (90, 349038), (108, 290865), (135, 232692), (162, 193910), (180, 174519), (270, 116346), (324, 96955), (405, 77564), (540, 58173), (810, 38782), (1620, 19391)]