201712855720

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1123}}^1\times {\mathrm{43597}}^1$

素因数の和:44834

約数の個数: 64

約数和(自身を含む): 458678862720

約数和(自身を除く): 256966007000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 1123, 2060, 2246, 4120, 4492, 5615, 8984, 11230, 22460, 43597, 44920, 87194, 115669, 174388, 217985, 231338, 348776, 435970, 462676, 578345, 871940, 925352, 1156690, 1743880, 2313380, 4490491, 4626760, 8980982, 17961964, 22452455, 35923928, 44904910, 48959431, 89809820, 97918862, 179619640, 195837724, 244797155, 391675448, 489594310, 979188620, 1958377240, 5042821393, 10085642786, 20171285572, 25214106965, 40342571144, 50428213930, 100856427860, 201712855720]

約数ペア:

[(1, 201712855720), (2, 100856427860), (4, 50428213930), (5, 40342571144), (8, 25214106965), (10, 20171285572), (20, 10085642786), (40, 5042821393), (103, 1958377240), (206, 979188620), (412, 489594310), (515, 391675448), (824, 244797155), (1030, 195837724), (1123, 179619640), (2060, 97918862), (2246, 89809820), (4120, 48959431), (4492, 44904910), (5615, 35923928), (8984, 22452455), (11230, 17961964), (22460, 8980982), (43597, 4626760), (44920, 4490491), (87194, 2313380), (115669, 1743880), (174388, 1156690), (217985, 925352), (231338, 871940), (348776, 578345), (435970, 462676)]