346399990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{25793}}^1$

素因数の和:25896

約数の個数: 32

約数和(自身を含む): 668580480

約数和(自身を除く): 322180490

約数列:

[1, 2, 5, 10, 17, 34, 79, 85, 158, 170, 395, 790, 1343, 2686, 6715, 13430, 25793, 51586, 128965, 257930, 438481, 876962, 2037647, 2192405, 4075294, 4384810, 10188235, 20376470, 34639999, 69279998, 173199995, 346399990]

約数ペア:

[(1, 346399990), (2, 173199995), (5, 69279998), (10, 34639999), (17, 20376470), (34, 10188235), (79, 4384810), (85, 4075294), (158, 2192405), (170, 2037647), (395, 876962), (790, 438481), (1343, 257930), (2686, 128965), (6715, 51586), (13430, 25793)]