2018680840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{241469}}^1$

素因数の和:241510

約数の個数: 64

約数和(自身を含む): 5215752000

約数和(自身を除く): 3197071160

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 1045, 1672, 2090, 4180, 8360, 241469, 482938, 965876, 1207345, 1931752, 2414690, 2656159, 4587911, 4829380, 5312318, 9175822, 9658760, 10624636, 13280795, 18351644, 21249272, 22939555, 26561590, 36703288, 45879110, 50467021, 53123180, 91758220, 100934042, 106246360, 183516440, 201868084, 252335105, 403736168, 504670210, 1009340420, 2018680840]

約数ペア:

[(1, 2018680840), (2, 1009340420), (4, 504670210), (5, 403736168), (8, 252335105), (10, 201868084), (11, 183516440), (19, 106246360), (20, 100934042), (22, 91758220), (38, 53123180), (40, 50467021), (44, 45879110), (55, 36703288), (76, 26561590), (88, 22939555), (95, 21249272), (110, 18351644), (152, 13280795), (190, 10624636), (209, 9658760), (220, 9175822), (380, 5312318), (418, 4829380), (440, 4587911), (760, 2656159), (836, 2414690), (1045, 1931752), (1672, 1207345), (2090, 965876), (4180, 482938), (8360, 241469)]