2664920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3919}}^1$

素因数の和:3947

約数の個数: 32

約数和(自身を含む): 6350400

約数和(自身を除く): 3685480

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 3919, 7838, 15676, 19595, 31352, 39190, 66623, 78380, 133246, 156760, 266492, 333115, 532984, 666230, 1332460, 2664920]

約数ペア:

[(1, 2664920), (2, 1332460), (4, 666230), (5, 532984), (8, 333115), (10, 266492), (17, 156760), (20, 133246), (34, 78380), (40, 66623), (68, 39190), (85, 31352), (136, 19595), (170, 15676), (340, 7838), (680, 3919)]