5280455240

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2164121}}^1$

素因数の和:2164193

約数の個数: 32

約数和(自身を含む): 12075800760

約数和(自身を除く): 6795345520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 2164121, 4328242, 8656484, 10820605, 17312968, 21641210, 43282420, 86564840, 132011381, 264022762, 528045524, 660056905, 1056091048, 1320113810, 2640227620, 5280455240]

約数ペア:

[(1, 5280455240), (2, 2640227620), (4, 1320113810), (5, 1056091048), (8, 660056905), (10, 528045524), (20, 264022762), (40, 132011381), (61, 86564840), (122, 43282420), (244, 21641210), (305, 17312968), (488, 10820605), (610, 8656484), (1220, 4328242), (2440, 2164121)]