202193780

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{326119}}^1$

素因数の和:326159

約数の個数: 24

約数和(自身を含む): 438305280

約数和(自身を除く): 236111500

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 326119, 652238, 1304476, 1630595, 3261190, 6522380, 10109689, 20219378, 40438756, 50548445, 101096890, 202193780]

約数ペア:

[(1, 202193780), (2, 101096890), (4, 50548445), (5, 40438756), (10, 20219378), (20, 10109689), (31, 6522380), (62, 3261190), (124, 1630595), (155, 1304476), (310, 652238), (620, 326119)]