20115090

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{4217}}^1$

素因数の和:4283

約数の個数: 48

約数和(自身を含む): 53298648

約数和(自身を除く): 33183558

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 53, 90, 106, 159, 265, 318, 477, 530, 795, 954, 1590, 2385, 4217, 4770, 8434, 12651, 21085, 25302, 37953, 42170, 63255, 75906, 126510, 189765, 223501, 379530, 447002, 670503, 1117505, 1341006, 2011509, 2235010, 3352515, 4023018, 6705030, 10057545, 20115090]

約数ペア:

[(1, 20115090), (2, 10057545), (3, 6705030), (5, 4023018), (6, 3352515), (9, 2235010), (10, 2011509), (15, 1341006), (18, 1117505), (30, 670503), (45, 447002), (53, 379530), (90, 223501), (106, 189765), (159, 126510), (265, 75906), (318, 63255), (477, 42170), (530, 37953), (795, 25302), (954, 21085), (1590, 12651), (2385, 8434), (4217, 4770)]