71970920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{6947}}^1$

素因数の和:7002

約数の個数: 64

約数和(自身を含む): 190097280

約数和(自身を除く): 118126360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 185, 259, 280, 296, 370, 518, 740, 1036, 1295, 1480, 2072, 2590, 5180, 6947, 10360, 13894, 27788, 34735, 48629, 55576, 69470, 97258, 138940, 194516, 243145, 257039, 277880, 389032, 486290, 514078, 972580, 1028156, 1285195, 1799273, 1945160, 2056312, 2570390, 3598546, 5140780, 7197092, 8996365, 10281560, 14394184, 17992730, 35985460, 71970920]

約数ペア:

[(1, 71970920), (2, 35985460), (4, 17992730), (5, 14394184), (7, 10281560), (8, 8996365), (10, 7197092), (14, 5140780), (20, 3598546), (28, 2570390), (35, 2056312), (37, 1945160), (40, 1799273), (56, 1285195), (70, 1028156), (74, 972580), (140, 514078), (148, 486290), (185, 389032), (259, 277880), (280, 257039), (296, 243145), (370, 194516), (518, 138940), (740, 97258), (1036, 69470), (1295, 55576), (1480, 48629), (2072, 34735), (2590, 27788), (5180, 13894), (6947, 10360)]