69702440

素因数分解:

$2^3\times 5^1\times {\mathrm{541}}^1\times {\mathrm{3221}}^1$

素因数の和:3773

約数の個数: 32

約数和(自身を含む): 157169160

約数和(自身を除く): 87466720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 541, 1082, 2164, 2705, 3221, 4328, 5410, 6442, 10820, 12884, 16105, 21640, 25768, 32210, 64420, 128840, 1742561, 3485122, 6970244, 8712805, 13940488, 17425610, 34851220, 69702440]

約数ペア:

[(1, 69702440), (2, 34851220), (4, 17425610), (5, 13940488), (8, 8712805), (10, 6970244), (20, 3485122), (40, 1742561), (541, 128840), (1082, 64420), (2164, 32210), (2705, 25768), (3221, 21640), (4328, 16105), (5410, 12884), (6442, 10820)]