1620161520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{6750673}}^1$

素因数の和:6750689

約数の個数: 40

約数和(自身を含む): 5022501456

約数和(自身を除く): 3402339936

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 6750673, 13501346, 20252019, 27002692, 33753365, 40504038, 54005384, 67506730, 81008076, 101260095, 108010768, 135013460, 162016152, 202520190, 270026920, 324032304, 405040380, 540053840, 810080760, 1620161520]

約数ペア:

[(1, 1620161520), (2, 810080760), (3, 540053840), (4, 405040380), (5, 324032304), (6, 270026920), (8, 202520190), (10, 162016152), (12, 135013460), (15, 108010768), (16, 101260095), (20, 81008076), (24, 67506730), (30, 54005384), (40, 40504038), (48, 33753365), (60, 27002692), (80, 20252019), (120, 13501346), (240, 6750673)]