2019778890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{948253}}^1$

素因数の和:948334

約数の個数: 32

約数和(自身を含む): 4915748736

約数和(自身を除く): 2895969846

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 213, 355, 426, 710, 1065, 2130, 948253, 1896506, 2844759, 4741265, 5689518, 9482530, 14223795, 28447590, 67325963, 134651926, 201977889, 336629815, 403955778, 673259630, 1009889445, 2019778890]

約数ペア:

[(1, 2019778890), (2, 1009889445), (3, 673259630), (5, 403955778), (6, 336629815), (10, 201977889), (15, 134651926), (30, 67325963), (71, 28447590), (142, 14223795), (213, 9482530), (355, 5689518), (426, 4741265), (710, 2844759), (1065, 1896506), (2130, 948253)]