2013504560

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{811897}}^1$

素因数の和:811941

約数の個数: 40

約数和(自身を含む): 4832416896

約数和(自身を除く): 2818912336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 811897, 1623794, 3247588, 4059485, 6495176, 8118970, 12990352, 16237940, 25168807, 32475880, 50337614, 64951760, 100675228, 125844035, 201350456, 251688070, 402700912, 503376140, 1006752280, 2013504560]

約数ペア:

[(1, 2013504560), (2, 1006752280), (4, 503376140), (5, 402700912), (8, 251688070), (10, 201350456), (16, 125844035), (20, 100675228), (31, 64951760), (40, 50337614), (62, 32475880), (80, 25168807), (124, 16237940), (155, 12990352), (248, 8118970), (310, 6495176), (496, 4059485), (620, 3247588), (1240, 1623794), (2480, 811897)]