61239080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{218711}}^1$

素因数の和:218729

約数の個数: 32

約数和(自身を含む): 157472640

約数和(自身を除く): 96233560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 218711, 437422, 874844, 1093555, 1530977, 1749688, 2187110, 3061954, 4374220, 6123908, 7654885, 8748440, 12247816, 15309770, 30619540, 61239080]

約数ペア:

[(1, 61239080), (2, 30619540), (4, 15309770), (5, 12247816), (7, 8748440), (8, 7654885), (10, 6123908), (14, 4374220), (20, 3061954), (28, 2187110), (35, 1749688), (40, 1530977), (56, 1093555), (70, 874844), (140, 437422), (280, 218711)]