207488980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{6353}}^1$

素因数の和:6456

約数の個数: 48

約数和(自身を含む): 461147904

約数和(自身を除く): 253658924

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 71, 92, 115, 142, 230, 284, 355, 460, 710, 1420, 1633, 3266, 6353, 6532, 8165, 12706, 16330, 25412, 31765, 32660, 63530, 127060, 146119, 292238, 451063, 584476, 730595, 902126, 1461190, 1804252, 2255315, 2922380, 4510630, 9021260, 10374449, 20748898, 41497796, 51872245, 103744490, 207488980]

約数ペア:

[(1, 207488980), (2, 103744490), (4, 51872245), (5, 41497796), (10, 20748898), (20, 10374449), (23, 9021260), (46, 4510630), (71, 2922380), (92, 2255315), (115, 1804252), (142, 1461190), (230, 902126), (284, 730595), (355, 584476), (460, 451063), (710, 292238), (1420, 146119), (1633, 127060), (3266, 63530), (6353, 32660), (6532, 31765), (8165, 25412), (12706, 16330)]