283240

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:181

約数の個数: 32

約数和(自身を含む): 652680

約数和(自身を除く): 369440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 97, 146, 194, 292, 365, 388, 485, 584, 730, 776, 970, 1460, 1940, 2920, 3880, 7081, 14162, 28324, 35405, 56648, 70810, 141620, 283240]

約数ペア:

[(1, 283240), (2, 141620), (4, 70810), (5, 56648), (8, 35405), (10, 28324), (20, 14162), (40, 7081), (73, 3880), (97, 2920), (146, 1940), (194, 1460), (292, 970), (365, 776), (388, 730), (485, 584)]