29955880

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{12277}}^1$

素因数の和:12349

約数の個数: 32

約数和(自身を含む): 68511240

約数和(自身を除く): 38555360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 12277, 24554, 49108, 61385, 98216, 122770, 245540, 491080, 748897, 1497794, 2995588, 3744485, 5991176, 7488970, 14977940, 29955880]

約数ペア:

[(1, 29955880), (2, 14977940), (4, 7488970), (5, 5991176), (8, 3744485), (10, 2995588), (20, 1497794), (40, 748897), (61, 491080), (122, 245540), (244, 122770), (305, 98216), (488, 61385), (610, 49108), (1220, 24554), (2440, 12277)]