20696160

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{43117}}^1$

素因数の和:43135

約数の個数: 48

約数和(自身を含む): 65194416

約数和(自身を除く): 44498256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 43117, 86234, 129351, 172468, 215585, 258702, 344936, 431170, 517404, 646755, 689872, 862340, 1034808, 1293510, 1379744, 1724680, 2069616, 2587020, 3449360, 4139232, 5174040, 6898720, 10348080, 20696160]

約数ペア:

[(1, 20696160), (2, 10348080), (3, 6898720), (4, 5174040), (5, 4139232), (6, 3449360), (8, 2587020), (10, 2069616), (12, 1724680), (15, 1379744), (16, 1293510), (20, 1034808), (24, 862340), (30, 689872), (32, 646755), (40, 517404), (48, 431170), (60, 344936), (80, 258702), (96, 215585), (120, 172468), (160, 129351), (240, 86234), (480, 43117)]