201317540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{563}}^1\times {\mathrm{941}}^1$

素因数の和:1532

約数の個数: 48

約数和(自身を含む): 446281920

約数和(自身を除く): 244964380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 563, 941, 1126, 1882, 2252, 2815, 3764, 4705, 5630, 9410, 10697, 11260, 17879, 18820, 21394, 35758, 42788, 53485, 71516, 89395, 106970, 178790, 213940, 357580, 529783, 1059566, 2119132, 2648915, 5297830, 10065877, 10595660, 20131754, 40263508, 50329385, 100658770, 201317540]

約数ペア:

[(1, 201317540), (2, 100658770), (4, 50329385), (5, 40263508), (10, 20131754), (19, 10595660), (20, 10065877), (38, 5297830), (76, 2648915), (95, 2119132), (190, 1059566), (380, 529783), (563, 357580), (941, 213940), (1126, 178790), (1882, 106970), (2252, 89395), (2815, 71516), (3764, 53485), (4705, 42788), (5630, 35758), (9410, 21394), (10697, 18820), (11260, 17879)]