614989880

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{121061}}^1$

素因数の和:121199

約数の個数: 32

約数和(自身を含む): 1394634240

約数和(自身を除く): 779644360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 121061, 242122, 484244, 605305, 968488, 1210610, 2421220, 4842440, 15374747, 30749494, 61498988, 76873735, 122997976, 153747470, 307494940, 614989880]

約数ペア:

[(1, 614989880), (2, 307494940), (4, 153747470), (5, 122997976), (8, 76873735), (10, 61498988), (20, 30749494), (40, 15374747), (127, 4842440), (254, 2421220), (508, 1210610), (635, 968488), (1016, 605305), (1270, 484244), (2540, 242122), (5080, 121061)]