18148480

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{4051}}^1$

素因数の和:4077

約数の個数: 64

約数和(自身を含む): 49596480

約数和(自身を除く): 31448000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4051, 4480, 8102, 16204, 20255, 28357, 32408, 40510, 56714, 64816, 81020, 113428, 129632, 141785, 162040, 226856, 259264, 283570, 324080, 453712, 518528, 567140, 648160, 907424, 1134280, 1296320, 1814848, 2268560, 2592640, 3629696, 4537120, 9074240, 18148480]

約数ペア:

[(1, 18148480), (2, 9074240), (4, 4537120), (5, 3629696), (7, 2592640), (8, 2268560), (10, 1814848), (14, 1296320), (16, 1134280), (20, 907424), (28, 648160), (32, 567140), (35, 518528), (40, 453712), (56, 324080), (64, 283570), (70, 259264), (80, 226856), (112, 162040), (128, 141785), (140, 129632), (160, 113428), (224, 81020), (280, 64816), (320, 56714), (448, 40510), (560, 32408), (640, 28357), (896, 20255), (1120, 16204), (2240, 8102), (4051, 4480)]