4291880

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2617}}^1$

素因数の和:2669

約数の個数: 32

約数和(自身を含む): 9896040

約数和(自身を除く): 5604160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 2617, 5234, 10468, 13085, 20936, 26170, 52340, 104680, 107297, 214594, 429188, 536485, 858376, 1072970, 2145940, 4291880]

約数ペア:

[(1, 4291880), (2, 2145940), (4, 1072970), (5, 858376), (8, 536485), (10, 429188), (20, 214594), (40, 107297), (41, 104680), (82, 52340), (164, 26170), (205, 20936), (328, 13085), (410, 10468), (820, 5234), (1640, 2617)]