29142740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{953}}^1$

素因数の和:1112

約数の個数: 48

約数和(自身を含む): 67314240

約数和(自身を除く): 38171500

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 139, 220, 278, 556, 695, 953, 1390, 1529, 1906, 2780, 3058, 3812, 4765, 6116, 7645, 9530, 10483, 15290, 19060, 20966, 30580, 41932, 52415, 104830, 132467, 209660, 264934, 529868, 662335, 1324670, 1457137, 2649340, 2914274, 5828548, 7285685, 14571370, 29142740]

約数ペア:

[(1, 29142740), (2, 14571370), (4, 7285685), (5, 5828548), (10, 2914274), (11, 2649340), (20, 1457137), (22, 1324670), (44, 662335), (55, 529868), (110, 264934), (139, 209660), (220, 132467), (278, 104830), (556, 52415), (695, 41932), (953, 30580), (1390, 20966), (1529, 19060), (1906, 15290), (2780, 10483), (3058, 9530), (3812, 7645), (4765, 6116)]