7318840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{229}}^1$

素因数の和:304

約数の個数: 64

約数和(自身を含む): 17884800

約数和(自身を除く): 10565960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 47, 68, 85, 94, 136, 170, 188, 229, 235, 340, 376, 458, 470, 680, 799, 916, 940, 1145, 1598, 1832, 1880, 2290, 3196, 3893, 3995, 4580, 6392, 7786, 7990, 9160, 10763, 15572, 15980, 19465, 21526, 31144, 31960, 38930, 43052, 53815, 77860, 86104, 107630, 155720, 182971, 215260, 365942, 430520, 731884, 914855, 1463768, 1829710, 3659420, 7318840]

約数ペア:

[(1, 7318840), (2, 3659420), (4, 1829710), (5, 1463768), (8, 914855), (10, 731884), (17, 430520), (20, 365942), (34, 215260), (40, 182971), (47, 155720), (68, 107630), (85, 86104), (94, 77860), (136, 53815), (170, 43052), (188, 38930), (229, 31960), (235, 31144), (340, 21526), (376, 19465), (458, 15980), (470, 15572), (680, 10763), (799, 9160), (916, 7990), (940, 7786), (1145, 6392), (1598, 4580), (1832, 3995), (1880, 3893), (2290, 3196)]