45680720

素因数分解:

$2^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{3637}}^1$

素因数の和:3807

約数の個数: 40

約数和(自身を含む): 106913544

約数和(自身を除く): 61232824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 157, 314, 628, 785, 1256, 1570, 2512, 3140, 3637, 6280, 7274, 12560, 14548, 18185, 29096, 36370, 58192, 72740, 145480, 290960, 571009, 1142018, 2284036, 2855045, 4568072, 5710090, 9136144, 11420180, 22840360, 45680720]

約数ペア:

[(1, 45680720), (2, 22840360), (4, 11420180), (5, 9136144), (8, 5710090), (10, 4568072), (16, 2855045), (20, 2284036), (40, 1142018), (80, 571009), (157, 290960), (314, 145480), (628, 72740), (785, 58192), (1256, 36370), (1570, 29096), (2512, 18185), (3140, 14548), (3637, 12560), (6280, 7274)]