8856691280

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{138559}}^1$

素因数の和:138636

約数の個数: 80

約数和(自身を含む): 22267146240

約数和(自身を除く): 13410454960

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 47, 68, 80, 85, 94, 136, 170, 188, 235, 272, 340, 376, 470, 680, 752, 799, 940, 1360, 1598, 1880, 3196, 3760, 3995, 6392, 7990, 12784, 15980, 31960, 63920, 138559, 277118, 554236, 692795, 1108472, 1385590, 2216944, 2355503, 2771180, 4711006, 5542360, 6512273, 9422012, 11084720, 11777515, 13024546, 18844024, 23555030, 26049092, 32561365, 37688048, 47110060, 52098184, 65122730, 94220120, 104196368, 110708641, 130245460, 188440240, 221417282, 260490920, 442834564, 520981840, 553543205, 885669128, 1107086410, 1771338256, 2214172820, 4428345640, 8856691280]

約数ペア:

[(1, 8856691280), (2, 4428345640), (4, 2214172820), (5, 1771338256), (8, 1107086410), (10, 885669128), (16, 553543205), (17, 520981840), (20, 442834564), (34, 260490920), (40, 221417282), (47, 188440240), (68, 130245460), (80, 110708641), (85, 104196368), (94, 94220120), (136, 65122730), (170, 52098184), (188, 47110060), (235, 37688048), (272, 32561365), (340, 26049092), (376, 23555030), (470, 18844024), (680, 13024546), (752, 11777515), (799, 11084720), (940, 9422012), (1360, 6512273), (1598, 5542360), (1880, 4711006), (3196, 2771180), (3760, 2355503), (3995, 2216944), (6392, 1385590), (7990, 1108472), (12784, 692795), (15980, 554236), (31960, 277118), (63920, 138559)]