13800520

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{11897}}^1$

素因数の和:11937

約数の個数: 32

約数和(自身を含む): 32124600

約数和(自身を除く): 18324080

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 11897, 23794, 47588, 59485, 95176, 118970, 237940, 345013, 475880, 690026, 1380052, 1725065, 2760104, 3450130, 6900260, 13800520]

約数ペア:

[(1, 13800520), (2, 6900260), (4, 3450130), (5, 2760104), (8, 1725065), (10, 1380052), (20, 690026), (29, 475880), (40, 345013), (58, 237940), (116, 118970), (145, 95176), (232, 59485), (290, 47588), (580, 23794), (1160, 11897)]