239600140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{461}}^1\times {\mathrm{1999}}^1$

素因数の和:2482

約数の個数: 48

約数和(自身を含む): 543312000

約数和(自身を除く): 303711860

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 461, 922, 1844, 1999, 2305, 3998, 4610, 5993, 7996, 9220, 9995, 11986, 19990, 23972, 25987, 29965, 39980, 51974, 59930, 103948, 119860, 129935, 259870, 519740, 921539, 1843078, 3686156, 4607695, 9215390, 11980007, 18430780, 23960014, 47920028, 59900035, 119800070, 239600140]

約数ペア:

[(1, 239600140), (2, 119800070), (4, 59900035), (5, 47920028), (10, 23960014), (13, 18430780), (20, 11980007), (26, 9215390), (52, 4607695), (65, 3686156), (130, 1843078), (260, 921539), (461, 519740), (922, 259870), (1844, 129935), (1999, 119860), (2305, 103948), (3998, 59930), (4610, 51974), (5993, 39980), (7996, 29965), (9220, 25987), (9995, 23972), (11986, 19990)]