38949880

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{13339}}^1$

素因数の和:13423

約数の個数: 32

約数和(自身を含む): 88844400

約数和(自身を除く): 49894520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 13339, 26678, 53356, 66695, 106712, 133390, 266780, 533560, 973747, 1947494, 3894988, 4868735, 7789976, 9737470, 19474940, 38949880]

約数ペア:

[(1, 38949880), (2, 19474940), (4, 9737470), (5, 7789976), (8, 4868735), (10, 3894988), (20, 1947494), (40, 973747), (73, 533560), (146, 266780), (292, 133390), (365, 106712), (584, 66695), (730, 53356), (1460, 26678), (2920, 13339)]