26782760

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21599}}^1$

素因数の和:21641

約数の個数: 32

約数和(自身を含む): 62208000

約数和(自身を除く): 35425240

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 21599, 43198, 86396, 107995, 172792, 215990, 431980, 669569, 863960, 1339138, 2678276, 3347845, 5356552, 6695690, 13391380, 26782760]

約数ペア:

[(1, 26782760), (2, 13391380), (4, 6695690), (5, 5356552), (8, 3347845), (10, 2678276), (20, 1339138), (31, 863960), (40, 669569), (62, 431980), (124, 215990), (155, 172792), (248, 107995), (310, 86396), (620, 43198), (1240, 21599)]