1640806320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{6836693}}^1$

素因数の和:6836709

約数の個数: 40

約数和(自身を含む): 5086500336

約数和(自身を除く): 3445694016

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 6836693, 13673386, 20510079, 27346772, 34183465, 41020158, 54693544, 68366930, 82040316, 102550395, 109387088, 136733860, 164080632, 205100790, 273467720, 328161264, 410201580, 546935440, 820403160, 1640806320]

約数ペア:

[(1, 1640806320), (2, 820403160), (3, 546935440), (4, 410201580), (5, 328161264), (6, 273467720), (8, 205100790), (10, 164080632), (12, 136733860), (15, 109387088), (16, 102550395), (20, 82040316), (24, 68366930), (30, 54693544), (40, 41020158), (48, 34183465), (60, 27346772), (80, 20510079), (120, 13673386), (240, 6836693)]