868260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{499}}^1$

素因数の和:540

約数の個数: 48

約数和(自身を含む): 2520000

約数和(自身を除く): 1651740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 145, 174, 290, 348, 435, 499, 580, 870, 998, 1497, 1740, 1996, 2495, 2994, 4990, 5988, 7485, 9980, 14471, 14970, 28942, 29940, 43413, 57884, 72355, 86826, 144710, 173652, 217065, 289420, 434130, 868260]

約数ペア:

[(1, 868260), (2, 434130), (3, 289420), (4, 217065), (5, 173652), (6, 144710), (10, 86826), (12, 72355), (15, 57884), (20, 43413), (29, 29940), (30, 28942), (58, 14970), (60, 14471), (87, 9980), (116, 7485), (145, 5988), (174, 4990), (290, 2994), (348, 2495), (435, 1996), (499, 1740), (580, 1497), (870, 998)]