20137223820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{47945771}}^1$

素因数の和:47945790

約数の個数: 48

約数和(自身を含む): 64439117568

約数和(自身を除く): 44301893748

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 47945771, 95891542, 143837313, 191783084, 239728855, 287674626, 335620397, 479457710, 575349252, 671240794, 719186565, 958915420, 1006861191, 1342481588, 1438373130, 1678101985, 2013722382, 2876746260, 3356203970, 4027444764, 5034305955, 6712407940, 10068611910, 20137223820]

約数ペア:

[(1, 20137223820), (2, 10068611910), (3, 6712407940), (4, 5034305955), (5, 4027444764), (6, 3356203970), (7, 2876746260), (10, 2013722382), (12, 1678101985), (14, 1438373130), (15, 1342481588), (20, 1006861191), (21, 958915420), (28, 719186565), (30, 671240794), (35, 575349252), (42, 479457710), (60, 335620397), (70, 287674626), (84, 239728855), (105, 191783084), (140, 143837313), (210, 95891542), (420, 47945771)]