31958780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{32611}}^1$

素因数の和:32634

約数の個数: 36

約数和(自身を含む): 78073128

約数和(自身を除く): 46114348

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 32611, 65222, 130444, 163055, 228277, 326110, 456554, 652220, 913108, 1141385, 1597939, 2282770, 3195878, 4565540, 6391756, 7989695, 15979390, 31958780]

約数ペア:

[(1, 31958780), (2, 15979390), (4, 7989695), (5, 6391756), (7, 4565540), (10, 3195878), (14, 2282770), (20, 1597939), (28, 1141385), (35, 913108), (49, 652220), (70, 456554), (98, 326110), (140, 228277), (196, 163055), (245, 130444), (490, 65222), (980, 32611)]