55390480

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{18713}}^1$

素因数の和:18763

約数の個数: 40

約数和(自身を含む): 132270552

約数和(自身を除く): 76880072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 18713, 37426, 74852, 93565, 149704, 187130, 299408, 374260, 692381, 748520, 1384762, 1497040, 2769524, 3461905, 5539048, 6923810, 11078096, 13847620, 27695240, 55390480]

約数ペア:

[(1, 55390480), (2, 27695240), (4, 13847620), (5, 11078096), (8, 6923810), (10, 5539048), (16, 3461905), (20, 2769524), (37, 1497040), (40, 1384762), (74, 748520), (80, 692381), (148, 374260), (185, 299408), (296, 187130), (370, 149704), (592, 93565), (740, 74852), (1480, 37426), (2960, 18713)]