19075740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{601}}^1$

素因数の和:659

約数の個数: 72

約数和(自身を含む): 55928208

約数和(自身を除く): 36852468

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 529, 601, 690, 1058, 1202, 1380, 1587, 1803, 2116, 2404, 2645, 3005, 3174, 3606, 5290, 6010, 6348, 7212, 7935, 9015, 10580, 12020, 13823, 15870, 18030, 27646, 31740, 36060, 41469, 55292, 69115, 82938, 138230, 165876, 207345, 276460, 317929, 414690, 635858, 829380, 953787, 1271716, 1589645, 1907574, 3179290, 3815148, 4768935, 6358580, 9537870, 19075740]

約数ペア:

[(1, 19075740), (2, 9537870), (3, 6358580), (4, 4768935), (5, 3815148), (6, 3179290), (10, 1907574), (12, 1589645), (15, 1271716), (20, 953787), (23, 829380), (30, 635858), (46, 414690), (60, 317929), (69, 276460), (92, 207345), (115, 165876), (138, 138230), (230, 82938), (276, 69115), (345, 55292), (460, 41469), (529, 36060), (601, 31740), (690, 27646), (1058, 18030), (1202, 15870), (1380, 13823), (1587, 12020), (1803, 10580), (2116, 9015), (2404, 7935), (2645, 7212), (3005, 6348), (3174, 6010), (3606, 5290)]