984680

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{239}}^1$

素因数の和:353

約数の個数: 32

約数和(自身を含む): 2246400

約数和(自身を除く): 1261720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 239, 412, 478, 515, 824, 956, 1030, 1195, 1912, 2060, 2390, 4120, 4780, 9560, 24617, 49234, 98468, 123085, 196936, 246170, 492340, 984680]

約数ペア:

[(1, 984680), (2, 492340), (4, 246170), (5, 196936), (8, 123085), (10, 98468), (20, 49234), (40, 24617), (103, 9560), (206, 4780), (239, 4120), (412, 2390), (478, 2060), (515, 1912), (824, 1195), (956, 1030)]