3237820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:222

約数の個数: 48

約数和(自身を含む): 7348320

約数和(自身を除く): 4110500

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 89, 107, 170, 178, 214, 340, 356, 428, 445, 535, 890, 1070, 1513, 1780, 1819, 2140, 3026, 3638, 6052, 7276, 7565, 9095, 9523, 15130, 18190, 19046, 30260, 36380, 38092, 47615, 95230, 161891, 190460, 323782, 647564, 809455, 1618910, 3237820]

約数ペア:

[(1, 3237820), (2, 1618910), (4, 809455), (5, 647564), (10, 323782), (17, 190460), (20, 161891), (34, 95230), (68, 47615), (85, 38092), (89, 36380), (107, 30260), (170, 19046), (178, 18190), (214, 15130), (340, 9523), (356, 9095), (428, 7565), (445, 7276), (535, 6052), (890, 3638), (1070, 3026), (1513, 2140), (1780, 1819)]