508770920

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{259577}}^1$

素因数の和:259602

約数の個数: 48

約数和(自身を含む): 1331635140

約数和(自身を除く): 822864220

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 259577, 519154, 1038308, 1297885, 1817039, 2076616, 2595770, 3634078, 5191540, 7268156, 9085195, 10383080, 12719273, 14536312, 18170390, 25438546, 36340780, 50877092, 63596365, 72681560, 101754184, 127192730, 254385460, 508770920]

約数ペア:

[(1, 508770920), (2, 254385460), (4, 127192730), (5, 101754184), (7, 72681560), (8, 63596365), (10, 50877092), (14, 36340780), (20, 25438546), (28, 18170390), (35, 14536312), (40, 12719273), (49, 10383080), (56, 9085195), (70, 7268156), (98, 5191540), (140, 3634078), (196, 2595770), (245, 2076616), (280, 1817039), (392, 1297885), (490, 1038308), (980, 519154), (1960, 259577)]