19640950

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3301}}^1$

素因数の和:3337

約数の個数: 48

約数和(自身を含む): 44220384

約数和(自身を除く): 24579434

約数列:

[1, 2, 5, 7, 10, 14, 17, 25, 34, 35, 50, 70, 85, 119, 170, 175, 238, 350, 425, 595, 850, 1190, 2975, 3301, 5950, 6602, 16505, 23107, 33010, 46214, 56117, 82525, 112234, 115535, 165050, 231070, 280585, 392819, 561170, 577675, 785638, 1155350, 1402925, 1964095, 2805850, 3928190, 9820475, 19640950]

約数ペア:

[(1, 19640950), (2, 9820475), (5, 3928190), (7, 2805850), (10, 1964095), (14, 1402925), (17, 1155350), (25, 785638), (34, 577675), (35, 561170), (50, 392819), (70, 280585), (85, 231070), (119, 165050), (170, 115535), (175, 112234), (238, 82525), (350, 56117), (425, 46214), (595, 33010), (850, 23107), (1190, 16505), (2975, 6602), (3301, 5950)]