9990537.00000000

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{373}}^1\times {\mathrm{647}}^1$

素因数の和:1038

約数の個数: 64

約数和(自身を含む): 174493440

約数和(自身を除く): 106920760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 373, 647, 746, 1294, 1492, 1865, 2588, 2611, 2984, 3235, 3730, 4529, 5176, 5222, 6470, 7460, 9058, 10444, 12940, 13055, 14920, 18116, 20888, 22645, 25880, 26110, 36232, 45290, 52220, 90580, 104440, 181160, 241331, 482662, 965324, 1206655, 1689317, 1930648, 2413310, 3378634, 4826620, 6757268, 8446585, 9653240, 13514536, 16893170, 33786340, 67572680]

約数ペア:

[(1, 67572680), (2, 33786340), (4, 16893170), (5, 13514536), (7, 9653240), (8, 8446585), (10, 6757268), (14, 4826620), (20, 3378634), (28, 2413310), (35, 1930648), (40, 1689317), (56, 1206655), (70, 965324), (140, 482662), (280, 241331), (373, 181160), (647, 104440), (746, 90580), (1294, 52220), (1492, 45290), (1865, 36232), (2588, 26110), (2611, 25880), (2984, 22645), (3235, 20888), (3730, 18116), (4529, 14920), (5176, 13055), (5222, 12940), (6470, 10444), (7460, 9058)]