40048880

素因数分解:

$2^4\times 5^1\times {\mathrm{191}}^1\times {\mathrm{2621}}^1$

素因数の和:2825

約数の個数: 40

約数和(自身を含む): 93636864

約数和(自身を除く): 53587984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 191, 382, 764, 955, 1528, 1910, 2621, 3056, 3820, 5242, 7640, 10484, 13105, 15280, 20968, 26210, 41936, 52420, 104840, 209680, 500611, 1001222, 2002444, 2503055, 4004888, 5006110, 8009776, 10012220, 20024440, 40048880]

約数ペア:

[(1, 40048880), (2, 20024440), (4, 10012220), (5, 8009776), (8, 5006110), (10, 4004888), (16, 2503055), (20, 2002444), (40, 1001222), (80, 500611), (191, 209680), (382, 104840), (764, 52420), (955, 41936), (1528, 26210), (1910, 20968), (2621, 15280), (3056, 13105), (3820, 10484), (5242, 7640)]