19537740

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{373}}^1$

素因数の和:488

約数の個数: 96

約数和(自身を含む): 61575360

約数和(自身を除く): 42037620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 97, 108, 135, 180, 194, 270, 291, 373, 388, 485, 540, 582, 746, 873, 970, 1119, 1164, 1455, 1492, 1746, 1865, 1940, 2238, 2619, 2910, 3357, 3492, 3730, 4365, 4476, 5238, 5595, 5820, 6714, 7460, 8730, 10071, 10476, 11190, 13095, 13428, 16785, 17460, 20142, 22380, 26190, 33570, 36181, 40284, 50355, 52380, 67140, 72362, 100710, 108543, 144724, 180905, 201420, 217086, 325629, 361810, 434172, 542715, 651258, 723620, 976887, 1085430, 1302516, 1628145, 1953774, 2170860, 3256290, 3907548, 4884435, 6512580, 9768870, 19537740]

約数ペア:

[(1, 19537740), (2, 9768870), (3, 6512580), (4, 4884435), (5, 3907548), (6, 3256290), (9, 2170860), (10, 1953774), (12, 1628145), (15, 1302516), (18, 1085430), (20, 976887), (27, 723620), (30, 651258), (36, 542715), (45, 434172), (54, 361810), (60, 325629), (90, 217086), (97, 201420), (108, 180905), (135, 144724), (180, 108543), (194, 100710), (270, 72362), (291, 67140), (373, 52380), (388, 50355), (485, 40284), (540, 36181), (582, 33570), (746, 26190), (873, 22380), (970, 20142), (1119, 17460), (1164, 16785), (1455, 13428), (1492, 13095), (1746, 11190), (1865, 10476), (1940, 10071), (2238, 8730), (2619, 7460), (2910, 6714), (3357, 5820), (3492, 5595), (3730, 5238), (4365, 4476)]