1566390040

素因数分解:

$2^3\times 5^1\times {\mathrm{571}}^1\times {\mathrm{68581}}^1$

素因数の和:69163

約数の個数: 32

約数和(自身を含む): 3530601360

約数和(自身を除く): 1964211320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 571, 1142, 2284, 2855, 4568, 5710, 11420, 22840, 68581, 137162, 274324, 342905, 548648, 685810, 1371620, 2743240, 39159751, 78319502, 156639004, 195798755, 313278008, 391597510, 783195020, 1566390040]

約数ペア:

[(1, 1566390040), (2, 783195020), (4, 391597510), (5, 313278008), (8, 195798755), (10, 156639004), (20, 78319502), (40, 39159751), (571, 2743240), (1142, 1371620), (2284, 685810), (2855, 548648), (4568, 342905), (5710, 274324), (11420, 137162), (22840, 68581)]