210933940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1091}}^1\times {\mathrm{1381}}^1$

素因数の和:2488

約数の個数: 48

約数和(自身を含む): 507072384

約数和(自身を除く): 296138444

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1091, 1381, 2182, 2762, 4364, 5455, 5524, 6905, 7637, 9667, 10910, 13810, 15274, 19334, 21820, 27620, 30548, 38185, 38668, 48335, 76370, 96670, 152740, 193340, 1506671, 3013342, 6026684, 7533355, 10546697, 15066710, 21093394, 30133420, 42186788, 52733485, 105466970, 210933940]

約数ペア:

[(1, 210933940), (2, 105466970), (4, 52733485), (5, 42186788), (7, 30133420), (10, 21093394), (14, 15066710), (20, 10546697), (28, 7533355), (35, 6026684), (70, 3013342), (140, 1506671), (1091, 193340), (1381, 152740), (2182, 96670), (2762, 76370), (4364, 48335), (5455, 38668), (5524, 38185), (6905, 30548), (7637, 27620), (9667, 21820), (10910, 19334), (13810, 15274)]