39062800

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{1993}}^1$

素因数の和:2025

約数の個数: 90

約数和(自身を含む): 109225338

約数和(自身を除く): 70162538

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 175, 196, 200, 245, 280, 350, 392, 400, 490, 560, 700, 784, 980, 1225, 1400, 1960, 1993, 2450, 2800, 3920, 3986, 4900, 7972, 9800, 9965, 13951, 15944, 19600, 19930, 27902, 31888, 39860, 49825, 55804, 69755, 79720, 97657, 99650, 111608, 139510, 159440, 195314, 199300, 223216, 279020, 348775, 390628, 398600, 488285, 558040, 697550, 781256, 797200, 976570, 1116080, 1395100, 1562512, 1953140, 2441425, 2790200, 3906280, 4882850, 5580400, 7812560, 9765700, 19531400, 39062800]

約数ペア:

[(1, 39062800), (2, 19531400), (4, 9765700), (5, 7812560), (7, 5580400), (8, 4882850), (10, 3906280), (14, 2790200), (16, 2441425), (20, 1953140), (25, 1562512), (28, 1395100), (35, 1116080), (40, 976570), (49, 797200), (50, 781256), (56, 697550), (70, 558040), (80, 488285), (98, 398600), (100, 390628), (112, 348775), (140, 279020), (175, 223216), (196, 199300), (200, 195314), (245, 159440), (280, 139510), (350, 111608), (392, 99650), (400, 97657), (490, 79720), (560, 69755), (700, 55804), (784, 49825), (980, 39860), (1225, 31888), (1400, 27902), (1960, 19930), (1993, 19600), (2450, 15944), (2800, 13951), (3920, 9965), (3986, 9800), (4900, 7972)]