20212897530

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{881}}^1\times {\mathrm{109253}}^1$

素因数の和:110151

約数の個数: 64

約数和(自身を含む): 55504528128

約数和(自身を除く): 35291630598

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 881, 1762, 2643, 4405, 5286, 6167, 8810, 12334, 13215, 18501, 26430, 30835, 37002, 61670, 92505, 109253, 185010, 218506, 327759, 546265, 655518, 764771, 1092530, 1529542, 1638795, 2294313, 3277590, 3823855, 4588626, 7647710, 11471565, 22943130, 96251893, 192503786, 288755679, 481259465, 577511358, 673763251, 962518930, 1347526502, 1443778395, 2021289753, 2887556790, 3368816255, 4042579506, 6737632510, 10106448765, 20212897530]

約数ペア:

[(1, 20212897530), (2, 10106448765), (3, 6737632510), (5, 4042579506), (6, 3368816255), (7, 2887556790), (10, 2021289753), (14, 1443778395), (15, 1347526502), (21, 962518930), (30, 673763251), (35, 577511358), (42, 481259465), (70, 288755679), (105, 192503786), (210, 96251893), (881, 22943130), (1762, 11471565), (2643, 7647710), (4405, 4588626), (5286, 3823855), (6167, 3277590), (8810, 2294313), (12334, 1638795), (13215, 1529542), (18501, 1092530), (26430, 764771), (30835, 655518), (37002, 546265), (61670, 327759), (92505, 218506), (109253, 185010)]