2100069531640

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{16768361}}^1$

素因数の和:16768504

約数の個数: 64

約数和(自身を含む): 4925874021120

約数和(自身を除く): 2825804489480

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 101, 124, 155, 202, 248, 310, 404, 505, 620, 808, 1010, 1240, 2020, 3131, 4040, 6262, 12524, 15655, 25048, 31310, 62620, 125240, 16768361, 33536722, 67073444, 83841805, 134146888, 167683610, 335367220, 519819191, 670734440, 1039638382, 1693604461, 2079276764, 2599095955, 3387208922, 4158553528, 5198191910, 6774417844, 8468022305, 10396383820, 13548835688, 16936044610, 20792767640, 33872089220, 52501738291, 67744178440, 105003476582, 210006953164, 262508691455, 420013906328, 525017382910, 1050034765820, 2100069531640]

約数ペア:

[(1, 2100069531640), (2, 1050034765820), (4, 525017382910), (5, 420013906328), (8, 262508691455), (10, 210006953164), (20, 105003476582), (31, 67744178440), (40, 52501738291), (62, 33872089220), (101, 20792767640), (124, 16936044610), (155, 13548835688), (202, 10396383820), (248, 8468022305), (310, 6774417844), (404, 5198191910), (505, 4158553528), (620, 3387208922), (808, 2599095955), (1010, 2079276764), (1240, 1693604461), (2020, 1039638382), (3131, 670734440), (4040, 519819191), (6262, 335367220), (12524, 167683610), (15655, 134146888), (25048, 83841805), (31310, 67073444), (62620, 33536722), (125240, 16768361)]