513412620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1222411}}^1$

素因数の和:1222430

約数の個数: 48

約数和(自身を含む): 1642921728

約数和(自身を除く): 1129509108

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 1222411, 2444822, 3667233, 4889644, 6112055, 7334466, 8556877, 12224110, 14668932, 17113754, 18336165, 24448220, 25670631, 34227508, 36672330, 42784385, 51341262, 73344660, 85568770, 102682524, 128353155, 171137540, 256706310, 513412620]

約数ペア:

[(1, 513412620), (2, 256706310), (3, 171137540), (4, 128353155), (5, 102682524), (6, 85568770), (7, 73344660), (10, 51341262), (12, 42784385), (14, 36672330), (15, 34227508), (20, 25670631), (21, 24448220), (28, 18336165), (30, 17113754), (35, 14668932), (42, 12224110), (60, 8556877), (70, 7334466), (84, 6112055), (105, 4889644), (140, 3667233), (210, 2444822), (420, 1222411)]