4970440

素因数分解:

$2^3\times 5^1\times {\mathrm{313}}^1\times {\mathrm{397}}^1$

素因数の和:721

約数の個数: 32

約数和(自身を含む): 11247480

約数和(自身を除く): 6277040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 313, 397, 626, 794, 1252, 1565, 1588, 1985, 2504, 3130, 3176, 3970, 6260, 7940, 12520, 15880, 124261, 248522, 497044, 621305, 994088, 1242610, 2485220, 4970440]

約数ペア:

[(1, 4970440), (2, 2485220), (4, 1242610), (5, 994088), (8, 621305), (10, 497044), (20, 248522), (40, 124261), (313, 15880), (397, 12520), (626, 7940), (794, 6260), (1252, 3970), (1565, 3176), (1588, 3130), (1985, 2504)]