193690480

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{78101}}^1$

素因数の和:78145

約数の個数: 40

約数和(自身を含む): 464863104

約数和(自身を除く): 271172624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 78101, 156202, 312404, 390505, 624808, 781010, 1249616, 1562020, 2421131, 3124040, 4842262, 6248080, 9684524, 12105655, 19369048, 24211310, 38738096, 48422620, 96845240, 193690480]

約数ペア:

[(1, 193690480), (2, 96845240), (4, 48422620), (5, 38738096), (8, 24211310), (10, 19369048), (16, 12105655), (20, 9684524), (31, 6248080), (40, 4842262), (62, 3124040), (80, 2421131), (124, 1562020), (155, 1249616), (248, 781010), (310, 624808), (496, 390505), (620, 312404), (1240, 156202), (2480, 78101)]