49790220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{499}}^1\times {\mathrm{1663}}^1$

素因数の和:2174

約数の個数: 48

約数和(自身を含む): 139776000

約数和(自身を除く): 89985780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 499, 998, 1497, 1663, 1996, 2495, 2994, 3326, 4989, 4990, 5988, 6652, 7485, 8315, 9978, 9980, 14970, 16630, 19956, 24945, 29940, 33260, 49890, 99780, 829837, 1659674, 2489511, 3319348, 4149185, 4979022, 8298370, 9958044, 12447555, 16596740, 24895110, 49790220]

約数ペア:

[(1, 49790220), (2, 24895110), (3, 16596740), (4, 12447555), (5, 9958044), (6, 8298370), (10, 4979022), (12, 4149185), (15, 3319348), (20, 2489511), (30, 1659674), (60, 829837), (499, 99780), (998, 49890), (1497, 33260), (1663, 29940), (1996, 24945), (2495, 19956), (2994, 16630), (3326, 14970), (4989, 9980), (4990, 9978), (5988, 8315), (6652, 7485)]