4905520

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3607}}^1$

素因数の和:3637

約数の個数: 40

約数和(自身を含む): 12079584

約数和(自身を除く): 7174064

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 3607, 7214, 14428, 18035, 28856, 36070, 57712, 61319, 72140, 122638, 144280, 245276, 288560, 306595, 490552, 613190, 981104, 1226380, 2452760, 4905520]

約数ペア:

[(1, 4905520), (2, 2452760), (4, 1226380), (5, 981104), (8, 613190), (10, 490552), (16, 306595), (17, 288560), (20, 245276), (34, 144280), (40, 122638), (68, 72140), (80, 61319), (85, 57712), (136, 36070), (170, 28856), (272, 18035), (340, 14428), (680, 7214), (1360, 3607)]