69721520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79229}}^1$

素因数の和:79253

約数の個数: 40

約数和(自身を含む): 176841360

約数和(自身を除く): 107119840

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 79229, 158458, 316916, 396145, 633832, 792290, 871519, 1267664, 1584580, 1743038, 3169160, 3486076, 4357595, 6338320, 6972152, 8715190, 13944304, 17430380, 34860760, 69721520]

約数ペア:

[(1, 69721520), (2, 34860760), (4, 17430380), (5, 13944304), (8, 8715190), (10, 6972152), (11, 6338320), (16, 4357595), (20, 3486076), (22, 3169160), (40, 1743038), (44, 1584580), (55, 1267664), (80, 871519), (88, 792290), (110, 633832), (176, 396145), (220, 316916), (440, 158458), (880, 79229)]