6418420

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{5261}}^1$

素因数の和:5331

約数の個数: 24

約数和(自身を含む): 13702248

約数和(自身を除く): 7283828

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 5261, 10522, 21044, 26305, 52610, 105220, 320921, 641842, 1283684, 1604605, 3209210, 6418420]

約数ペア:

[(1, 6418420), (2, 3209210), (4, 1604605), (5, 1283684), (10, 641842), (20, 320921), (61, 105220), (122, 52610), (244, 26305), (305, 21044), (610, 10522), (1220, 5261)]