3989367040

素因数分解:

$2^8\times 5^1\times {\mathrm{3116693}}^1$

素因数の和:3116714

約数の個数: 36

約数和(自身を含む): 9555783804

約数和(自身を除く): 5566416764

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 3116693, 6233386, 12466772, 15583465, 24933544, 31166930, 49867088, 62333860, 99734176, 124667720, 199468352, 249335440, 398936704, 498670880, 797873408, 997341760, 1994683520, 3989367040]

約数ペア:

[(1, 3989367040), (2, 1994683520), (4, 997341760), (5, 797873408), (8, 498670880), (10, 398936704), (16, 249335440), (20, 199468352), (32, 124667720), (40, 99734176), (64, 62333860), (80, 49867088), (128, 31166930), (160, 24933544), (256, 15583465), (320, 12466772), (640, 6233386), (1280, 3116693)]