26346280

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21247}}^1$

素因数の和:21289

約数の個数: 32

約数和(自身を含む): 61194240

約数和(自身を除く): 34847960

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 21247, 42494, 84988, 106235, 169976, 212470, 424940, 658657, 849880, 1317314, 2634628, 3293285, 5269256, 6586570, 13173140, 26346280]

約数ペア:

[(1, 26346280), (2, 13173140), (4, 6586570), (5, 5269256), (8, 3293285), (10, 2634628), (20, 1317314), (31, 849880), (40, 658657), (62, 424940), (124, 212470), (155, 169976), (248, 106235), (310, 84988), (620, 42494), (1240, 21247)]