20763210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53239}}^1$

素因数の和:53262

約数の個数: 32

約数和(自身を含む): 53665920

約数和(自身を除く): 32902710

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 53239, 106478, 159717, 266195, 319434, 532390, 692107, 798585, 1384214, 1597170, 2076321, 3460535, 4152642, 6921070, 10381605, 20763210]

約数ペア:

[(1, 20763210), (2, 10381605), (3, 6921070), (5, 4152642), (6, 3460535), (10, 2076321), (13, 1597170), (15, 1384214), (26, 798585), (30, 692107), (39, 532390), (65, 319434), (78, 266195), (130, 159717), (195, 106478), (390, 53239)]