200792890

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{647719}}^1$

素因数の和:647757

約数の個数: 16

約数和(自身を含む): 373086720

約数和(自身を除く): 172293830

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 647719, 1295438, 3238595, 6477190, 20079289, 40158578, 100396445, 200792890]

約数ペア:

[(1, 200792890), (2, 100396445), (5, 40158578), (10, 20079289), (31, 6477190), (62, 3238595), (155, 1295438), (310, 647719)]