203420320

素因数分解:

$2^5\times 5^1\times {\mathrm{173}}^1\times {\mathrm{7349}}^1$

素因数の和:7537

約数の個数: 48

約数和(自身を含む): 483424200

約数和(自身を除く): 280003880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 173, 346, 692, 865, 1384, 1730, 2768, 3460, 5536, 6920, 7349, 13840, 14698, 27680, 29396, 36745, 58792, 73490, 117584, 146980, 235168, 293960, 587920, 1175840, 1271377, 2542754, 5085508, 6356885, 10171016, 12713770, 20342032, 25427540, 40684064, 50855080, 101710160, 203420320]

約数ペア:

[(1, 203420320), (2, 101710160), (4, 50855080), (5, 40684064), (8, 25427540), (10, 20342032), (16, 12713770), (20, 10171016), (32, 6356885), (40, 5085508), (80, 2542754), (160, 1271377), (173, 1175840), (346, 587920), (692, 293960), (865, 235168), (1384, 146980), (1730, 117584), (2768, 73490), (3460, 58792), (5536, 36745), (6920, 29396), (7349, 27680), (13840, 14698)]