23481520

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{7159}}^1$

素因数の和:7213

約数の個数: 40

約数和(自身を含む): 55933920

約数和(自身を除く): 32452400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 7159, 14318, 28636, 35795, 57272, 71590, 114544, 143180, 286360, 293519, 572720, 587038, 1174076, 1467595, 2348152, 2935190, 4696304, 5870380, 11740760, 23481520]

約数ペア:

[(1, 23481520), (2, 11740760), (4, 5870380), (5, 4696304), (8, 2935190), (10, 2348152), (16, 1467595), (20, 1174076), (40, 587038), (41, 572720), (80, 293519), (82, 286360), (164, 143180), (205, 114544), (328, 71590), (410, 57272), (656, 35795), (820, 28636), (1640, 14318), (3280, 7159)]