205652033980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{331696829}}^1$

素因数の和:331696869

約数の個数: 24

約数和(自身を含む): 445800539520

約数和(自身を除く): 240148505540

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 331696829, 663393658, 1326787316, 1658484145, 3316968290, 6633936580, 10282601699, 20565203398, 41130406796, 51413008495, 102826016990, 205652033980]

約数ペア:

[(1, 205652033980), (2, 102826016990), (4, 51413008495), (5, 41130406796), (10, 20565203398), (20, 10282601699), (31, 6633936580), (62, 3316968290), (124, 1658484145), (155, 1326787316), (310, 663393658), (620, 331696829)]