47892740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{20123}}^1$

素因数の和:20156

約数の個数: 48

約数和(自身を含む): 121709952

約数和(自身を除く): 73817212

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, 20123, 40246, 80492, 100615, 140861, 201230, 281722, 342091, 402460, 563444, 684182, 704305, 1368364, 1408610, 1710455, 2394637, 2817220, 3420910, 4789274, 6841820, 9578548, 11973185, 23946370, 47892740]

約数ペア:

[(1, 47892740), (2, 23946370), (4, 11973185), (5, 9578548), (7, 6841820), (10, 4789274), (14, 3420910), (17, 2817220), (20, 2394637), (28, 1710455), (34, 1408610), (35, 1368364), (68, 704305), (70, 684182), (85, 563444), (119, 402460), (140, 342091), (170, 281722), (238, 201230), (340, 140861), (476, 100615), (595, 80492), (1190, 40246), (2380, 20123)]