1222860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{229}}^1$

素因数の和:330

約数の個数: 48

約数和(自身を含む): 3477600

約数和(自身を除く): 2254740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 229, 267, 356, 445, 458, 534, 687, 890, 916, 1068, 1145, 1335, 1374, 1780, 2290, 2670, 2748, 3435, 4580, 5340, 6870, 13740, 20381, 40762, 61143, 81524, 101905, 122286, 203810, 244572, 305715, 407620, 611430, 1222860]

約数ペア:

[(1, 1222860), (2, 611430), (3, 407620), (4, 305715), (5, 244572), (6, 203810), (10, 122286), (12, 101905), (15, 81524), (20, 61143), (30, 40762), (60, 20381), (89, 13740), (178, 6870), (229, 5340), (267, 4580), (356, 3435), (445, 2748), (458, 2670), (534, 2290), (687, 1780), (890, 1374), (916, 1335), (1068, 1145)]