1115581840

素因数分解:

$2^4\times 5^1\times {\mathrm{13944773}}^1$

素因数の和:13944786

約数の個数: 20

約数和(自身を含む): 2593727964

約数和(自身を除く): 1478146124

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 13944773, 27889546, 55779092, 69723865, 111558184, 139447730, 223116368, 278895460, 557790920, 1115581840]

約数ペア:

[(1, 1115581840), (2, 557790920), (4, 278895460), (5, 223116368), (8, 139447730), (10, 111558184), (16, 69723865), (20, 55779092), (40, 27889546), (80, 13944773)]