2020753010

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1\times {\mathrm{283}}^1$

素因数の和:563

約数の個数: 64

約数和(自身を含む): 3776336640

約数和(自身を除く): 1755583630

約数列:

[1, 2, 5, 10, 71, 89, 113, 142, 178, 226, 283, 355, 445, 565, 566, 710, 890, 1130, 1415, 2830, 6319, 8023, 10057, 12638, 16046, 20093, 20114, 25187, 31595, 31979, 40115, 40186, 50285, 50374, 63190, 63958, 80230, 100465, 100570, 125935, 159895, 200930, 251870, 319790, 714047, 1428094, 1788277, 2270509, 2846131, 3570235, 3576554, 4541018, 5692262, 7140470, 8941385, 11352545, 14230655, 17882770, 22705090, 28461310, 202075301, 404150602, 1010376505, 2020753010]

約数ペア:

[(1, 2020753010), (2, 1010376505), (5, 404150602), (10, 202075301), (71, 28461310), (89, 22705090), (113, 17882770), (142, 14230655), (178, 11352545), (226, 8941385), (283, 7140470), (355, 5692262), (445, 4541018), (565, 3576554), (566, 3570235), (710, 2846131), (890, 2270509), (1130, 1788277), (1415, 1428094), (2830, 714047), (6319, 319790), (8023, 251870), (10057, 200930), (12638, 159895), (16046, 125935), (20093, 100570), (20114, 100465), (25187, 80230), (31595, 63958), (31979, 63190), (40115, 50374), (40186, 50285)]