20107290

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{181}}^1$

素因数の和:244

約数の個数: 96

約数和(自身を含む): 57972096

約数和(自身を除く): 37864806

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 23, 30, 35, 42, 46, 69, 70, 105, 115, 138, 161, 181, 210, 230, 322, 345, 362, 483, 529, 543, 690, 805, 905, 966, 1058, 1086, 1267, 1587, 1610, 1810, 2415, 2534, 2645, 2715, 3174, 3703, 3801, 4163, 4830, 5290, 5430, 6335, 7406, 7602, 7935, 8326, 11109, 12489, 12670, 15870, 18515, 19005, 20815, 22218, 24978, 29141, 37030, 38010, 41630, 55545, 58282, 62445, 87423, 95749, 111090, 124890, 145705, 174846, 191498, 287247, 291410, 437115, 478745, 574494, 670243, 874230, 957490, 1340486, 1436235, 2010729, 2872470, 3351215, 4021458, 6702430, 10053645, 20107290]

約数ペア:

[(1, 20107290), (2, 10053645), (3, 6702430), (5, 4021458), (6, 3351215), (7, 2872470), (10, 2010729), (14, 1436235), (15, 1340486), (21, 957490), (23, 874230), (30, 670243), (35, 574494), (42, 478745), (46, 437115), (69, 291410), (70, 287247), (105, 191498), (115, 174846), (138, 145705), (161, 124890), (181, 111090), (210, 95749), (230, 87423), (322, 62445), (345, 58282), (362, 55545), (483, 41630), (529, 38010), (543, 37030), (690, 29141), (805, 24978), (905, 22218), (966, 20815), (1058, 19005), (1086, 18515), (1267, 15870), (1587, 12670), (1610, 12489), (1810, 11109), (2415, 8326), (2534, 7935), (2645, 7602), (2715, 7406), (3174, 6335), (3703, 5430), (3801, 5290), (4163, 4830)]