18509600

素因数分解:

$2^5\times 5^2\times {\mathrm{17}}^1\times {\mathrm{1361}}^1$

素因数の和:1398

約数の個数: 72

約数和(自身を含む): 47879748

約数和(自身を除く): 29370148

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 68, 80, 85, 100, 136, 160, 170, 200, 272, 340, 400, 425, 544, 680, 800, 850, 1360, 1361, 1700, 2720, 2722, 3400, 5444, 6800, 6805, 10888, 13600, 13610, 21776, 23137, 27220, 34025, 43552, 46274, 54440, 68050, 92548, 108880, 115685, 136100, 185096, 217760, 231370, 272200, 370192, 462740, 544400, 578425, 740384, 925480, 1088800, 1156850, 1850960, 2313700, 3701920, 4627400, 9254800, 18509600]

約数ペア:

[(1, 18509600), (2, 9254800), (4, 4627400), (5, 3701920), (8, 2313700), (10, 1850960), (16, 1156850), (17, 1088800), (20, 925480), (25, 740384), (32, 578425), (34, 544400), (40, 462740), (50, 370192), (68, 272200), (80, 231370), (85, 217760), (100, 185096), (136, 136100), (160, 115685), (170, 108880), (200, 92548), (272, 68050), (340, 54440), (400, 46274), (425, 43552), (544, 34025), (680, 27220), (800, 23137), (850, 21776), (1360, 13610), (1361, 13600), (1700, 10888), (2720, 6805), (2722, 6800), (3400, 5444)]