20437170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{139}}^1$

素因数の和:204

約数の個数: 96

約数和(自身を含む): 55339200

約数和(自身を除く): 34902030

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 29, 30, 39, 58, 65, 78, 87, 130, 139, 145, 169, 174, 195, 278, 290, 338, 377, 390, 417, 435, 507, 695, 754, 834, 845, 870, 1014, 1131, 1390, 1690, 1807, 1885, 2085, 2262, 2535, 3614, 3770, 4031, 4170, 4901, 5070, 5421, 5655, 8062, 9035, 9802, 10842, 11310, 12093, 14703, 18070, 20155, 23491, 24186, 24505, 27105, 29406, 40310, 46982, 49010, 52403, 54210, 60465, 70473, 73515, 104806, 117455, 120930, 140946, 147030, 157209, 234910, 262015, 314418, 352365, 524030, 681239, 704730, 786045, 1362478, 1572090, 2043717, 3406195, 4087434, 6812390, 10218585, 20437170]

約数ペア:

[(1, 20437170), (2, 10218585), (3, 6812390), (5, 4087434), (6, 3406195), (10, 2043717), (13, 1572090), (15, 1362478), (26, 786045), (29, 704730), (30, 681239), (39, 524030), (58, 352365), (65, 314418), (78, 262015), (87, 234910), (130, 157209), (139, 147030), (145, 140946), (169, 120930), (174, 117455), (195, 104806), (278, 73515), (290, 70473), (338, 60465), (377, 54210), (390, 52403), (417, 49010), (435, 46982), (507, 40310), (695, 29406), (754, 27105), (834, 24505), (845, 24186), (870, 23491), (1014, 20155), (1131, 18070), (1390, 14703), (1690, 12093), (1807, 11310), (1885, 10842), (2085, 9802), (2262, 9035), (2535, 8062), (3614, 5655), (3770, 5421), (4031, 5070), (4170, 4901)]