29806180

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{223}}^1$

素因数の和:436

約数の個数: 48

約数和(自身を含む): 64802304

約数和(自身を除く): 34996124

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 163, 164, 205, 223, 326, 410, 446, 652, 815, 820, 892, 1115, 1630, 2230, 3260, 4460, 6683, 9143, 13366, 18286, 26732, 33415, 36349, 36572, 45715, 66830, 72698, 91430, 133660, 145396, 181745, 182860, 363490, 726980, 1490309, 2980618, 5961236, 7451545, 14903090, 29806180]

約数ペア:

[(1, 29806180), (2, 14903090), (4, 7451545), (5, 5961236), (10, 2980618), (20, 1490309), (41, 726980), (82, 363490), (163, 182860), (164, 181745), (205, 145396), (223, 133660), (326, 91430), (410, 72698), (446, 66830), (652, 45715), (815, 36572), (820, 36349), (892, 33415), (1115, 26732), (1630, 18286), (2230, 13366), (3260, 9143), (4460, 6683)]