2017191760

素因数分解:

$2^4\times 5^1\times {\mathrm{4003}}^1\times {\mathrm{6299}}^1$

素因数の和:10315

約数の個数: 40

約数和(自身を含む): 4691887200

約数和(自身を除く): 2674695440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 4003, 6299, 8006, 12598, 16012, 20015, 25196, 31495, 32024, 40030, 50392, 62990, 64048, 80060, 100784, 125980, 160120, 251960, 320240, 503920, 25214897, 50429794, 100859588, 126074485, 201719176, 252148970, 403438352, 504297940, 1008595880, 2017191760]

約数ペア:

[(1, 2017191760), (2, 1008595880), (4, 504297940), (5, 403438352), (8, 252148970), (10, 201719176), (16, 126074485), (20, 100859588), (40, 50429794), (80, 25214897), (4003, 503920), (6299, 320240), (8006, 251960), (12598, 160120), (16012, 125980), (20015, 100784), (25196, 80060), (31495, 64048), (32024, 62990), (40030, 50392)]