3890320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{6947}}^1$

素因数の和:6967

約数の個数: 40

約数和(自身を含む): 10338624

約数和(自身を除く): 6448304

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 6947, 13894, 27788, 34735, 48629, 55576, 69470, 97258, 111152, 138940, 194516, 243145, 277880, 389032, 486290, 555760, 778064, 972580, 1945160, 3890320]

約数ペア:

[(1, 3890320), (2, 1945160), (4, 972580), (5, 778064), (7, 555760), (8, 486290), (10, 389032), (14, 277880), (16, 243145), (20, 194516), (28, 138940), (35, 111152), (40, 97258), (56, 69470), (70, 55576), (80, 48629), (112, 34735), (140, 27788), (280, 13894), (560, 6947)]