19552140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5717}}^1$

素因数の和:5751

約数の個数: 72

約数和(自身を含む): 62440560

約数和(自身を除く): 42888420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 5717, 11434, 17151, 22868, 28585, 34302, 51453, 57170, 68604, 85755, 102906, 108623, 114340, 171510, 205812, 217246, 257265, 325869, 343020, 434492, 514530, 543115, 651738, 977607, 1029060, 1086230, 1303476, 1629345, 1955214, 2172460, 3258690, 3910428, 4888035, 6517380, 9776070, 19552140]

約数ペア:

[(1, 19552140), (2, 9776070), (3, 6517380), (4, 4888035), (5, 3910428), (6, 3258690), (9, 2172460), (10, 1955214), (12, 1629345), (15, 1303476), (18, 1086230), (19, 1029060), (20, 977607), (30, 651738), (36, 543115), (38, 514530), (45, 434492), (57, 343020), (60, 325869), (76, 257265), (90, 217246), (95, 205812), (114, 171510), (171, 114340), (180, 108623), (190, 102906), (228, 85755), (285, 68604), (342, 57170), (380, 51453), (570, 34302), (684, 28585), (855, 22868), (1140, 17151), (1710, 11434), (3420, 5717)]