680977124

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{39509}}^1$

素因数の和:39683

約数の個数: 24

約数和(自身を含む): 1239033600

約数和(自身を除く): 558056476

約数列:

[1, 2, 4, 31, 62, 124, 139, 278, 556, 4309, 8618, 17236, 39509, 79018, 158036, 1224779, 2449558, 4899116, 5491751, 10983502, 21967004, 170244281, 340488562, 680977124]

約数ペア:

[(1, 680977124), (2, 340488562), (4, 170244281), (31, 21967004), (62, 10983502), (124, 5491751), (139, 4899116), (278, 2449558), (556, 1224779), (4309, 158036), (8618, 79018), (17236, 39509)]