1045960

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{331}}^1$

素因数の和:421

約数の個数: 32

約数和(自身を含む): 2390400

約数和(自身を除く): 1344440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 331, 395, 632, 662, 790, 1324, 1580, 1655, 2648, 3160, 3310, 6620, 13240, 26149, 52298, 104596, 130745, 209192, 261490, 522980, 1045960]

約数ペア:

[(1, 1045960), (2, 522980), (4, 261490), (5, 209192), (8, 130745), (10, 104596), (20, 52298), (40, 26149), (79, 13240), (158, 6620), (316, 3310), (331, 3160), (395, 2648), (632, 1655), (662, 1580), (790, 1324)]