20332260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8689}}^1$

素因数の和:8717

約数の個数: 72

約数和(自身を含む): 66426360

約数和(自身を除く): 46094100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 8689, 17378, 26067, 34756, 43445, 52134, 78201, 86890, 104268, 112957, 130335, 156402, 173780, 225914, 260670, 312804, 338871, 391005, 451828, 521340, 564785, 677742, 782010, 1016613, 1129570, 1355484, 1564020, 1694355, 2033226, 2259140, 3388710, 4066452, 5083065, 6777420, 10166130, 20332260]

約数ペア:

[(1, 20332260), (2, 10166130), (3, 6777420), (4, 5083065), (5, 4066452), (6, 3388710), (9, 2259140), (10, 2033226), (12, 1694355), (13, 1564020), (15, 1355484), (18, 1129570), (20, 1016613), (26, 782010), (30, 677742), (36, 564785), (39, 521340), (45, 451828), (52, 391005), (60, 338871), (65, 312804), (78, 260670), (90, 225914), (117, 173780), (130, 156402), (156, 130335), (180, 112957), (195, 104268), (234, 86890), (260, 78201), (390, 52134), (468, 43445), (585, 34756), (780, 26067), (1170, 17378), (2340, 8689)]