29057960

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{11909}}^1$

素因数の和:11981

約数の個数: 32

約数和(自身を含む): 66457800

約数和(自身を除く): 37399840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 11909, 23818, 47636, 59545, 95272, 119090, 238180, 476360, 726449, 1452898, 2905796, 3632245, 5811592, 7264490, 14528980, 29057960]

約数ペア:

[(1, 29057960), (2, 14528980), (4, 7264490), (5, 5811592), (8, 3632245), (10, 2905796), (20, 1452898), (40, 726449), (61, 476360), (122, 238180), (244, 119090), (305, 95272), (488, 59545), (610, 47636), (1220, 23818), (2440, 11909)]