18271600

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{2687}}^1$

素因数の和:2722

約数の個数: 60

約数和(自身を含む): 46497024

約数和(自身を除く): 28225424

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 68, 80, 85, 100, 136, 170, 200, 272, 340, 400, 425, 680, 850, 1360, 1700, 2687, 3400, 5374, 6800, 10748, 13435, 21496, 26870, 42992, 45679, 53740, 67175, 91358, 107480, 134350, 182716, 214960, 228395, 268700, 365432, 456790, 537400, 730864, 913580, 1074800, 1141975, 1827160, 2283950, 3654320, 4567900, 9135800, 18271600]

約数ペア:

[(1, 18271600), (2, 9135800), (4, 4567900), (5, 3654320), (8, 2283950), (10, 1827160), (16, 1141975), (17, 1074800), (20, 913580), (25, 730864), (34, 537400), (40, 456790), (50, 365432), (68, 268700), (80, 228395), (85, 214960), (100, 182716), (136, 134350), (170, 107480), (200, 91358), (272, 67175), (340, 53740), (400, 45679), (425, 42992), (680, 26870), (850, 21496), (1360, 13435), (1700, 10748), (2687, 6800), (3400, 5374)]