8467880

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1523}}^1$

素因数の和:1673

約数の個数: 32

約数和(自身を含む): 19202400

約数和(自身を除く): 10734520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 1523, 2780, 3046, 5560, 6092, 7615, 12184, 15230, 30460, 60920, 211697, 423394, 846788, 1058485, 1693576, 2116970, 4233940, 8467880]

約数ペア:

[(1, 8467880), (2, 4233940), (4, 2116970), (5, 1693576), (8, 1058485), (10, 846788), (20, 423394), (40, 211697), (139, 60920), (278, 30460), (556, 15230), (695, 12184), (1112, 7615), (1390, 6092), (1523, 5560), (2780, 3046)]