859622980

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{479}}^1\times {\mathrm{1471}}^1$

素因数の和:2020

約数の個数: 48

約数和(自身を含む): 1839882240

約数和(自身を除く): 980259260

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 479, 610, 958, 1220, 1471, 1916, 2395, 2942, 4790, 5884, 7355, 9580, 14710, 29219, 29420, 58438, 89731, 116876, 146095, 179462, 292190, 358924, 448655, 584380, 704609, 897310, 1409218, 1794620, 2818436, 3523045, 7046090, 14092180, 42981149, 85962298, 171924596, 214905745, 429811490, 859622980]

約数ペア:

[(1, 859622980), (2, 429811490), (4, 214905745), (5, 171924596), (10, 85962298), (20, 42981149), (61, 14092180), (122, 7046090), (244, 3523045), (305, 2818436), (479, 1794620), (610, 1409218), (958, 897310), (1220, 704609), (1471, 584380), (1916, 448655), (2395, 358924), (2942, 292190), (4790, 179462), (5884, 146095), (7355, 116876), (9580, 89731), (14710, 58438), (29219, 29420)]