1857156980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1429}}^1\times {\mathrm{9283}}^1$

素因数の和:10728

約数の個数: 48

約数和(自身を含む): 4460776320

約数和(自身を除く): 2603619340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1429, 2858, 5716, 7145, 9283, 10003, 14290, 18566, 20006, 28580, 37132, 40012, 46415, 50015, 64981, 92830, 100030, 129962, 185660, 200060, 259924, 324905, 649810, 1299620, 13265407, 26530814, 53061628, 66327035, 92857849, 132654070, 185715698, 265308140, 371431396, 464289245, 928578490, 1857156980]

約数ペア:

[(1, 1857156980), (2, 928578490), (4, 464289245), (5, 371431396), (7, 265308140), (10, 185715698), (14, 132654070), (20, 92857849), (28, 66327035), (35, 53061628), (70, 26530814), (140, 13265407), (1429, 1299620), (2858, 649810), (5716, 324905), (7145, 259924), (9283, 200060), (10003, 185660), (14290, 129962), (18566, 100030), (20006, 92830), (28580, 64981), (37132, 50015), (40012, 46415)]