19977420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{233}}^1\times {\mathrm{1429}}^1$

素因数の和:1674

約数の個数: 48

約数和(自身を含む): 56216160

約数和(自身を除く): 36238740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 233, 466, 699, 932, 1165, 1398, 1429, 2330, 2796, 2858, 3495, 4287, 4660, 5716, 6990, 7145, 8574, 13980, 14290, 17148, 21435, 28580, 42870, 85740, 332957, 665914, 998871, 1331828, 1664785, 1997742, 3329570, 3995484, 4994355, 6659140, 9988710, 19977420]

約数ペア:

[(1, 19977420), (2, 9988710), (3, 6659140), (4, 4994355), (5, 3995484), (6, 3329570), (10, 1997742), (12, 1664785), (15, 1331828), (20, 998871), (30, 665914), (60, 332957), (233, 85740), (466, 42870), (699, 28580), (932, 21435), (1165, 17148), (1398, 14290), (1429, 13980), (2330, 8574), (2796, 7145), (2858, 6990), (3495, 5716), (4287, 4660)]