128336740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53923}}^1$

素因数の和:53956

約数の個数: 48

約数和(自身を含む): 326132352

約数和(自身を除く): 197795612

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 53923, 107846, 215692, 269615, 377461, 539230, 754922, 916691, 1078460, 1509844, 1833382, 1887305, 3666764, 3774610, 4583455, 6416837, 7549220, 9166910, 12833674, 18333820, 25667348, 32084185, 64168370, 128336740]

約数ペア:

[(1, 128336740), (2, 64168370), (4, 32084185), (5, 25667348), (7, 18333820), (10, 12833674), (14, 9166910), (17, 7549220), (20, 6416837), (28, 4583455), (34, 3774610), (35, 3666764), (68, 1887305), (70, 1833382), (85, 1509844), (119, 1078460), (140, 916691), (170, 754922), (238, 539230), (340, 377461), (476, 269615), (595, 215692), (1190, 107846), (2380, 53923)]