660206908

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{239}}^1\times {\mathrm{1913}}^1$

素因数の和:2194

約数の個数: 36

約数和(自身を含む): 1225113120

約数和(自身を除く): 564906212

約数列:

[1, 2, 4, 19, 38, 76, 239, 361, 478, 722, 956, 1444, 1913, 3826, 4541, 7652, 9082, 18164, 36347, 72694, 86279, 145388, 172558, 345116, 457207, 690593, 914414, 1381186, 1828828, 2762372, 8686933, 17373866, 34747732, 165051727, 330103454, 660206908]

約数ペア:

[(1, 660206908), (2, 330103454), (4, 165051727), (19, 34747732), (38, 17373866), (76, 8686933), (239, 2762372), (361, 1828828), (478, 1381186), (722, 914414), (956, 690593), (1444, 457207), (1913, 345116), (3826, 172558), (4541, 145388), (7652, 86279), (9082, 72694), (18164, 36347)]