19795400

素因数分解:

$2^3\times 5^2\times {\mathrm{29}}^1\times {\mathrm{3413}}^1$

素因数の和:3458

約数の個数: 48

約数和(自身を含む): 47625300

約数和(自身を除く): 27829900

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 29, 40, 50, 58, 100, 116, 145, 200, 232, 290, 580, 725, 1160, 1450, 2900, 3413, 5800, 6826, 13652, 17065, 27304, 34130, 68260, 85325, 98977, 136520, 170650, 197954, 341300, 395908, 494885, 682600, 791816, 989770, 1979540, 2474425, 3959080, 4948850, 9897700, 19795400]

約数ペア:

[(1, 19795400), (2, 9897700), (4, 4948850), (5, 3959080), (8, 2474425), (10, 1979540), (20, 989770), (25, 791816), (29, 682600), (40, 494885), (50, 395908), (58, 341300), (100, 197954), (116, 170650), (145, 136520), (200, 98977), (232, 85325), (290, 68260), (580, 34130), (725, 27304), (1160, 17065), (1450, 13652), (2900, 6826), (3413, 5800)]