19295820

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{277}}^1$

素因数の和:341

約数の個数: 120

約数和(自身を含む): 62163024

約数和(自身を除く): 42867204

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 43, 45, 54, 60, 81, 86, 90, 108, 129, 135, 162, 172, 180, 215, 258, 270, 277, 324, 387, 405, 430, 516, 540, 554, 645, 774, 810, 831, 860, 1108, 1161, 1290, 1385, 1548, 1620, 1662, 1935, 2322, 2493, 2580, 2770, 3324, 3483, 3870, 4155, 4644, 4986, 5540, 5805, 6966, 7479, 7740, 8310, 9972, 11610, 11911, 12465, 13932, 14958, 16620, 17415, 22437, 23220, 23822, 24930, 29916, 34830, 35733, 37395, 44874, 47644, 49860, 59555, 69660, 71466, 74790, 89748, 107199, 112185, 119110, 142932, 149580, 178665, 214398, 224370, 238220, 321597, 357330, 428796, 448740, 535995, 643194, 714660, 964791, 1071990, 1286388, 1607985, 1929582, 2143980, 3215970, 3859164, 4823955, 6431940, 9647910, 19295820]

約数ペア:

[(1, 19295820), (2, 9647910), (3, 6431940), (4, 4823955), (5, 3859164), (6, 3215970), (9, 2143980), (10, 1929582), (12, 1607985), (15, 1286388), (18, 1071990), (20, 964791), (27, 714660), (30, 643194), (36, 535995), (43, 448740), (45, 428796), (54, 357330), (60, 321597), (81, 238220), (86, 224370), (90, 214398), (108, 178665), (129, 149580), (135, 142932), (162, 119110), (172, 112185), (180, 107199), (215, 89748), (258, 74790), (270, 71466), (277, 69660), (324, 59555), (387, 49860), (405, 47644), (430, 44874), (516, 37395), (540, 35733), (554, 34830), (645, 29916), (774, 24930), (810, 23822), (831, 23220), (860, 22437), (1108, 17415), (1161, 16620), (1290, 14958), (1385, 13932), (1548, 12465), (1620, 11911), (1662, 11610), (1935, 9972), (2322, 8310), (2493, 7740), (2580, 7479), (2770, 6966), (3324, 5805), (3483, 5540), (3870, 4986), (4155, 4644)]