81886020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{33287}}^1$

素因数の和:33340

約数の個数: 48

約数和(自身を含む): 234880128

約数和(自身を除く): 152994108

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 123, 164, 205, 246, 410, 492, 615, 820, 1230, 2460, 33287, 66574, 99861, 133148, 166435, 199722, 332870, 399444, 499305, 665740, 998610, 1364767, 1997220, 2729534, 4094301, 5459068, 6823835, 8188602, 13647670, 16377204, 20471505, 27295340, 40943010, 81886020]

約数ペア:

[(1, 81886020), (2, 40943010), (3, 27295340), (4, 20471505), (5, 16377204), (6, 13647670), (10, 8188602), (12, 6823835), (15, 5459068), (20, 4094301), (30, 2729534), (41, 1997220), (60, 1364767), (82, 998610), (123, 665740), (164, 499305), (205, 399444), (246, 332870), (410, 199722), (492, 166435), (615, 133148), (820, 99861), (1230, 66574), (2460, 33287)]