84542020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{569}}^1$

素因数の和:637

約数の個数: 96

約数和(自身を含む): 206841600

約数和(自身を除く): 122299580

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 23, 34, 38, 46, 68, 76, 85, 92, 95, 115, 170, 190, 230, 323, 340, 380, 391, 437, 460, 569, 646, 782, 874, 1138, 1292, 1564, 1615, 1748, 1955, 2185, 2276, 2845, 3230, 3910, 4370, 5690, 6460, 7429, 7820, 8740, 9673, 10811, 11380, 13087, 14858, 19346, 21622, 26174, 29716, 37145, 38692, 43244, 48365, 52348, 54055, 65435, 74290, 96730, 108110, 130870, 148580, 183787, 193460, 216220, 222479, 248653, 261740, 367574, 444958, 497306, 735148, 889916, 918935, 994612, 1112395, 1243265, 1837870, 2224790, 2486530, 3675740, 4227101, 4449580, 4973060, 8454202, 16908404, 21135505, 42271010, 84542020]

約数ペア:

[(1, 84542020), (2, 42271010), (4, 21135505), (5, 16908404), (10, 8454202), (17, 4973060), (19, 4449580), (20, 4227101), (23, 3675740), (34, 2486530), (38, 2224790), (46, 1837870), (68, 1243265), (76, 1112395), (85, 994612), (92, 918935), (95, 889916), (115, 735148), (170, 497306), (190, 444958), (230, 367574), (323, 261740), (340, 248653), (380, 222479), (391, 216220), (437, 193460), (460, 183787), (569, 148580), (646, 130870), (782, 108110), (874, 96730), (1138, 74290), (1292, 65435), (1564, 54055), (1615, 52348), (1748, 48365), (1955, 43244), (2185, 38692), (2276, 37145), (2845, 29716), (3230, 26174), (3910, 21622), (4370, 19346), (5690, 14858), (6460, 13087), (7429, 11380), (7820, 10811), (8740, 9673)]