10920760

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{6659}}^1$

素因数の和:6711

約数の個数: 32

約数和(自身を含む): 25174800

約数和(自身を除く): 14254040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 6659, 13318, 26636, 33295, 53272, 66590, 133180, 266360, 273019, 546038, 1092076, 1365095, 2184152, 2730190, 5460380, 10920760]

約数ペア:

[(1, 10920760), (2, 5460380), (4, 2730190), (5, 2184152), (8, 1365095), (10, 1092076), (20, 546038), (40, 273019), (41, 266360), (82, 133180), (164, 66590), (205, 53272), (328, 33295), (410, 26636), (820, 13318), (1640, 6659)]