2051237380

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{523}}^1\times {\mathrm{4783}}^1$

素因数の和:5356

約数の個数: 48

約数和(自身を含む): 4422023424

約数和(自身を除く): 2370786044

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 523, 820, 1046, 2092, 2615, 4783, 5230, 9566, 10460, 19132, 21443, 23915, 42886, 47830, 85772, 95660, 107215, 196103, 214430, 392206, 428860, 784412, 980515, 1961030, 2501509, 3922060, 5003018, 10006036, 12507545, 25015090, 50030180, 102561869, 205123738, 410247476, 512809345, 1025618690, 2051237380]

約数ペア:

[(1, 2051237380), (2, 1025618690), (4, 512809345), (5, 410247476), (10, 205123738), (20, 102561869), (41, 50030180), (82, 25015090), (164, 12507545), (205, 10006036), (410, 5003018), (523, 3922060), (820, 2501509), (1046, 1961030), (2092, 980515), (2615, 784412), (4783, 428860), (5230, 392206), (9566, 214430), (10460, 196103), (19132, 107215), (21443, 95660), (23915, 85772), (42886, 47830)]