409879010

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{1193}}^1$

素因数の和:1307

約数の個数: 64

約数和(自身を含む): 817039872

約数和(自身を除く): 407160862

約数列:

[1, 2, 5, 10, 17, 34, 43, 47, 85, 86, 94, 170, 215, 235, 430, 470, 731, 799, 1193, 1462, 1598, 2021, 2386, 3655, 3995, 4042, 5965, 7310, 7990, 10105, 11930, 20210, 20281, 34357, 40562, 51299, 56071, 68714, 101405, 102598, 112142, 171785, 202810, 256495, 280355, 343570, 512990, 560710, 872083, 953207, 1744166, 1906414, 2411053, 4360415, 4766035, 4822106, 8720830, 9532070, 12055265, 24110530, 40987901, 81975802, 204939505, 409879010]

約数ペア:

[(1, 409879010), (2, 204939505), (5, 81975802), (10, 40987901), (17, 24110530), (34, 12055265), (43, 9532070), (47, 8720830), (85, 4822106), (86, 4766035), (94, 4360415), (170, 2411053), (215, 1906414), (235, 1744166), (430, 953207), (470, 872083), (731, 560710), (799, 512990), (1193, 343570), (1462, 280355), (1598, 256495), (2021, 202810), (2386, 171785), (3655, 112142), (3995, 102598), (4042, 101405), (5965, 68714), (7310, 56071), (7990, 51299), (10105, 40562), (11930, 34357), (20210, 20281)]