7142120

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:218

約数の個数: 64

約数和(自身を含む): 17107200

約数和(自身を除く): 9965080

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 47, 58, 94, 116, 131, 145, 188, 232, 235, 262, 290, 376, 470, 524, 580, 655, 940, 1048, 1160, 1310, 1363, 1880, 2620, 2726, 3799, 5240, 5452, 6157, 6815, 7598, 10904, 12314, 13630, 15196, 18995, 24628, 27260, 30392, 30785, 37990, 49256, 54520, 61570, 75980, 123140, 151960, 178553, 246280, 357106, 714212, 892765, 1428424, 1785530, 3571060, 7142120]

約数ペア:

[(1, 7142120), (2, 3571060), (4, 1785530), (5, 1428424), (8, 892765), (10, 714212), (20, 357106), (29, 246280), (40, 178553), (47, 151960), (58, 123140), (94, 75980), (116, 61570), (131, 54520), (145, 49256), (188, 37990), (232, 30785), (235, 30392), (262, 27260), (290, 24628), (376, 18995), (470, 15196), (524, 13630), (580, 12314), (655, 10904), (940, 7598), (1048, 6815), (1160, 6157), (1310, 5452), (1363, 5240), (1880, 3799), (2620, 2726)]