1330784020

素因数分解:

$2^2\times 5^1\times {\mathrm{571}}^1\times {\mathrm{116531}}^1$

素因数の和:117111

約数の個数: 24

約数和(自身を含む): 2799564768

約数和(自身を除く): 1468780748

約数列:

[1, 2, 4, 5, 10, 20, 571, 1142, 2284, 2855, 5710, 11420, 116531, 233062, 466124, 582655, 1165310, 2330620, 66539201, 133078402, 266156804, 332696005, 665392010, 1330784020]

約数ペア:

[(1, 1330784020), (2, 665392010), (4, 332696005), (5, 266156804), (10, 133078402), (20, 66539201), (571, 2330620), (1142, 1165310), (2284, 582655), (2855, 466124), (5710, 233062), (11420, 116531)]