20601479970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2659}}^1\times {\mathrm{2777}}^1$

素因数の和:5480

約数の個数: 96

約数和(自身を含む): 55332426240

約数和(自身を除く): 34730946270

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 1395, 2659, 2777, 2790, 5318, 5554, 7977, 8331, 13295, 13885, 15954, 16662, 23931, 24993, 26590, 27770, 39885, 41655, 47862, 49986, 79770, 82429, 83310, 86087, 119655, 124965, 164858, 172174, 239310, 247287, 249930, 258261, 412145, 430435, 494574, 516522, 741861, 774783, 824290, 860870, 1236435, 1291305, 1483722, 1549566, 2472870, 2582610, 3709305, 3873915, 7384043, 7418610, 7747830, 14768086, 22152129, 36920215, 44304258, 66456387, 73840430, 110760645, 132912774, 221521290, 228905333, 332281935, 457810666, 664563870, 686715999, 1144526665, 1373431998, 2060147997, 2289053330, 3433579995, 4120295994, 6867159990, 10300739985, 20601479970]

約数ペア:

[(1, 20601479970), (2, 10300739985), (3, 6867159990), (5, 4120295994), (6, 3433579995), (9, 2289053330), (10, 2060147997), (15, 1373431998), (18, 1144526665), (30, 686715999), (31, 664563870), (45, 457810666), (62, 332281935), (90, 228905333), (93, 221521290), (155, 132912774), (186, 110760645), (279, 73840430), (310, 66456387), (465, 44304258), (558, 36920215), (930, 22152129), (1395, 14768086), (2659, 7747830), (2777, 7418610), (2790, 7384043), (5318, 3873915), (5554, 3709305), (7977, 2582610), (8331, 2472870), (13295, 1549566), (13885, 1483722), (15954, 1291305), (16662, 1236435), (23931, 860870), (24993, 824290), (26590, 774783), (27770, 741861), (39885, 516522), (41655, 494574), (47862, 430435), (49986, 412145), (79770, 258261), (82429, 249930), (83310, 247287), (86087, 239310), (119655, 172174), (124965, 164858)]