30140960

素因数分解:

$2^5\times 5^1\times {\mathrm{257}}^1\times {\mathrm{733}}^1$

素因数の和:1005

約数の個数: 48

約数和(自身を含む): 71582616

約数和(自身を除く): 41441656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 257, 514, 733, 1028, 1285, 1466, 2056, 2570, 2932, 3665, 4112, 5140, 5864, 7330, 8224, 10280, 11728, 14660, 20560, 23456, 29320, 41120, 58640, 117280, 188381, 376762, 753524, 941905, 1507048, 1883810, 3014096, 3767620, 6028192, 7535240, 15070480, 30140960]

約数ペア:

[(1, 30140960), (2, 15070480), (4, 7535240), (5, 6028192), (8, 3767620), (10, 3014096), (16, 1883810), (20, 1507048), (32, 941905), (40, 753524), (80, 376762), (160, 188381), (257, 117280), (514, 58640), (733, 41120), (1028, 29320), (1285, 23456), (1466, 20560), (2056, 14660), (2570, 11728), (2932, 10280), (3665, 8224), (4112, 7330), (5140, 5864)]