339934870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{18959}}^1$

素因数の和:19140

約数の個数: 32

約数和(自身を含む): 671639040

約数和(自身を除く): 331704170

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 163, 326, 815, 1630, 1793, 3586, 8965, 17930, 18959, 37918, 94795, 189590, 208549, 417098, 1042745, 2085490, 3090317, 6180634, 15451585, 30903170, 33993487, 67986974, 169967435, 339934870]

約数ペア:

[(1, 339934870), (2, 169967435), (5, 67986974), (10, 33993487), (11, 30903170), (22, 15451585), (55, 6180634), (110, 3090317), (163, 2085490), (326, 1042745), (815, 417098), (1630, 208549), (1793, 189590), (3586, 94795), (8965, 37918), (17930, 18959)]