327835180

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{541}}^1\times {\mathrm{739}}^1$

素因数の和:1330

約数の個数: 48

約数和(自身を含む): 707505120

約数和(自身を除く): 379669940

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 541, 739, 820, 1082, 1478, 2164, 2705, 2956, 3695, 5410, 7390, 10820, 14780, 22181, 30299, 44362, 60598, 88724, 110905, 121196, 151495, 221810, 302990, 399799, 443620, 605980, 799598, 1599196, 1998995, 3997990, 7995980, 16391759, 32783518, 65567036, 81958795, 163917590, 327835180]

約数ペア:

[(1, 327835180), (2, 163917590), (4, 81958795), (5, 65567036), (10, 32783518), (20, 16391759), (41, 7995980), (82, 3997990), (164, 1998995), (205, 1599196), (410, 799598), (541, 605980), (739, 443620), (820, 399799), (1082, 302990), (1478, 221810), (2164, 151495), (2705, 121196), (2956, 110905), (3695, 88724), (5410, 60598), (7390, 44362), (10820, 30299), (14780, 22181)]