879678910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{420899}}^1$

素因数の和:420936

約数の個数: 32

約数和(自身を含む): 1818288000

約数和(自身を除く): 938609090

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 420899, 841798, 2104495, 4208990, 4629889, 7997081, 9259778, 15994162, 23149445, 39985405, 46298890, 79970810, 87967891, 175935782, 439839455, 879678910]

約数ペア:

[(1, 879678910), (2, 439839455), (5, 175935782), (10, 87967891), (11, 79970810), (19, 46298890), (22, 39985405), (38, 23149445), (55, 15994162), (95, 9259778), (110, 7997081), (190, 4629889), (209, 4208990), (418, 2104495), (1045, 841798), (2090, 420899)]