20599530

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{233}}^1\times {\mathrm{421}}^1$

素因数の和:671

約数の個数: 64

約数和(自身を含む): 56878848

約数和(自身を除く): 36279318

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 233, 421, 466, 699, 842, 1165, 1263, 1398, 1631, 2105, 2330, 2526, 2947, 3262, 3495, 4210, 4893, 5894, 6315, 6990, 8155, 8841, 9786, 12630, 14735, 16310, 17682, 24465, 29470, 44205, 48930, 88410, 98093, 196186, 294279, 490465, 588558, 686651, 980930, 1373302, 1471395, 2059953, 2942790, 3433255, 4119906, 6866510, 10299765, 20599530]

約数ペア:

[(1, 20599530), (2, 10299765), (3, 6866510), (5, 4119906), (6, 3433255), (7, 2942790), (10, 2059953), (14, 1471395), (15, 1373302), (21, 980930), (30, 686651), (35, 588558), (42, 490465), (70, 294279), (105, 196186), (210, 98093), (233, 88410), (421, 48930), (466, 44205), (699, 29470), (842, 24465), (1165, 17682), (1263, 16310), (1398, 14735), (1631, 12630), (2105, 9786), (2330, 8841), (2526, 8155), (2947, 6990), (3262, 6315), (3495, 5894), (4210, 4893)]