56341840

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{367}}^1$

素因数の和:500

約数の個数: 80

約数和(自身を含む): 139633920

約数和(自身を除く): 83292080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 101, 152, 190, 202, 304, 367, 380, 404, 505, 734, 760, 808, 1010, 1468, 1520, 1616, 1835, 1919, 2020, 2936, 3670, 3838, 4040, 5872, 6973, 7340, 7676, 8080, 9595, 13946, 14680, 15352, 19190, 27892, 29360, 30704, 34865, 37067, 38380, 55784, 69730, 74134, 76760, 111568, 139460, 148268, 153520, 185335, 278920, 296536, 370670, 557840, 593072, 704273, 741340, 1408546, 1482680, 2817092, 2965360, 3521365, 5634184, 7042730, 11268368, 14085460, 28170920, 56341840]

約数ペア:

[(1, 56341840), (2, 28170920), (4, 14085460), (5, 11268368), (8, 7042730), (10, 5634184), (16, 3521365), (19, 2965360), (20, 2817092), (38, 1482680), (40, 1408546), (76, 741340), (80, 704273), (95, 593072), (101, 557840), (152, 370670), (190, 296536), (202, 278920), (304, 185335), (367, 153520), (380, 148268), (404, 139460), (505, 111568), (734, 76760), (760, 74134), (808, 69730), (1010, 55784), (1468, 38380), (1520, 37067), (1616, 34865), (1835, 30704), (1919, 29360), (2020, 27892), (2936, 19190), (3670, 15352), (3838, 14680), (4040, 13946), (5872, 9595), (6973, 8080), (7340, 7676)]