19440990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{11369}}^1$

素因数の和:11401

約数の個数: 48

約数和(自身を含む): 53211600

約数和(自身を除く): 33770610

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 570, 855, 1710, 11369, 22738, 34107, 56845, 68214, 102321, 113690, 170535, 204642, 216011, 341070, 432022, 511605, 648033, 1023210, 1080055, 1296066, 1944099, 2160110, 3240165, 3888198, 6480330, 9720495, 19440990]

約数ペア:

[(1, 19440990), (2, 9720495), (3, 6480330), (5, 3888198), (6, 3240165), (9, 2160110), (10, 1944099), (15, 1296066), (18, 1080055), (19, 1023210), (30, 648033), (38, 511605), (45, 432022), (57, 341070), (90, 216011), (95, 204642), (114, 170535), (171, 113690), (190, 102321), (285, 68214), (342, 56845), (570, 34107), (855, 22738), (1710, 11369)]