3938800

素因数分解:

$2^4\times 5^2\times {\mathrm{43}}^1\times {\mathrm{229}}^1$

素因数の和:290

約数の個数: 60

約数和(自身を含む): 9725320

約数和(自身を除く): 5786520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 43, 50, 80, 86, 100, 172, 200, 215, 229, 344, 400, 430, 458, 688, 860, 916, 1075, 1145, 1720, 1832, 2150, 2290, 3440, 3664, 4300, 4580, 5725, 8600, 9160, 9847, 11450, 17200, 18320, 19694, 22900, 39388, 45800, 49235, 78776, 91600, 98470, 157552, 196940, 246175, 393880, 492350, 787760, 984700, 1969400, 3938800]

約数ペア:

[(1, 3938800), (2, 1969400), (4, 984700), (5, 787760), (8, 492350), (10, 393880), (16, 246175), (20, 196940), (25, 157552), (40, 98470), (43, 91600), (50, 78776), (80, 49235), (86, 45800), (100, 39388), (172, 22900), (200, 19694), (215, 18320), (229, 17200), (344, 11450), (400, 9847), (430, 9160), (458, 8600), (688, 5725), (860, 4580), (916, 4300), (1075, 3664), (1145, 3440), (1720, 2290), (1832, 2150)]