29194420

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{409}}^1$

素因数の和:544

約数の個数: 48

約数和(自身を含む): 63645120

約数和(自身を除く): 34450700

約数列:

[1, 2, 4, 5, 10, 20, 43, 83, 86, 166, 172, 215, 332, 409, 415, 430, 818, 830, 860, 1636, 1660, 2045, 3569, 4090, 7138, 8180, 14276, 17587, 17845, 33947, 35174, 35690, 67894, 70348, 71380, 87935, 135788, 169735, 175870, 339470, 351740, 678940, 1459721, 2919442, 5838884, 7298605, 14597210, 29194420]

約数ペア:

[(1, 29194420), (2, 14597210), (4, 7298605), (5, 5838884), (10, 2919442), (20, 1459721), (43, 678940), (83, 351740), (86, 339470), (166, 175870), (172, 169735), (215, 135788), (332, 87935), (409, 71380), (415, 70348), (430, 67894), (818, 35690), (830, 35174), (860, 33947), (1636, 17845), (1660, 17587), (2045, 14276), (3569, 8180), (4090, 7138)]