42813940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{2791}}^1$

素因数の和:2872

約数の個数: 48

約数和(自身を含む): 98501760

約数和(自身を除く): 55687820

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 59, 65, 118, 130, 236, 260, 295, 590, 767, 1180, 1534, 2791, 3068, 3835, 5582, 7670, 11164, 13955, 15340, 27910, 36283, 55820, 72566, 145132, 164669, 181415, 329338, 362830, 658676, 725660, 823345, 1646690, 2140697, 3293380, 4281394, 8562788, 10703485, 21406970, 42813940]

約数ペア:

[(1, 42813940), (2, 21406970), (4, 10703485), (5, 8562788), (10, 4281394), (13, 3293380), (20, 2140697), (26, 1646690), (52, 823345), (59, 725660), (65, 658676), (118, 362830), (130, 329338), (236, 181415), (260, 164669), (295, 145132), (590, 72566), (767, 55820), (1180, 36283), (1534, 27910), (2791, 15340), (3068, 13955), (3835, 11164), (5582, 7670)]