170740420

素因数分解:

$2^2\times 5^1\times {\mathrm{571}}^1\times {\mathrm{14951}}^1$

素因数の和:15531

約数の個数: 24

約数和(自身を含む): 359206848

約数和(自身を除く): 188466428

約数列:

[1, 2, 4, 5, 10, 20, 571, 1142, 2284, 2855, 5710, 11420, 14951, 29902, 59804, 74755, 149510, 299020, 8537021, 17074042, 34148084, 42685105, 85370210, 170740420]

約数ペア:

[(1, 170740420), (2, 85370210), (4, 42685105), (5, 34148084), (10, 17074042), (20, 8537021), (571, 299020), (1142, 149510), (2284, 74755), (2855, 59804), (5710, 29902), (11420, 14951)]