231299480

素因数分解:

$2^3\times 5^1\times {\mathrm{853}}^1\times {\mathrm{6779}}^1$

素因数の和:7643

約数の個数: 32

約数和(自身を含む): 521110800

約数和(自身を除く): 289811320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 853, 1706, 3412, 4265, 6779, 6824, 8530, 13558, 17060, 27116, 33895, 34120, 54232, 67790, 135580, 271160, 5782487, 11564974, 23129948, 28912435, 46259896, 57824870, 115649740, 231299480]

約数ペア:

[(1, 231299480), (2, 115649740), (4, 57824870), (5, 46259896), (8, 28912435), (10, 23129948), (20, 11564974), (40, 5782487), (853, 271160), (1706, 135580), (3412, 67790), (4265, 54232), (6779, 34120), (6824, 33895), (8530, 27116), (13558, 17060)]