30577220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{647}}^1$

素因数の和:812

約数の個数: 48

約数和(自身を含む): 68584320

約数和(自身を除く): 38007100

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 139, 170, 278, 340, 556, 647, 695, 1294, 1390, 2363, 2588, 2780, 3235, 4726, 6470, 9452, 10999, 11815, 12940, 21998, 23630, 43996, 47260, 54995, 89933, 109990, 179866, 219980, 359732, 449665, 899330, 1528861, 1798660, 3057722, 6115444, 7644305, 15288610, 30577220]

約数ペア:

[(1, 30577220), (2, 15288610), (4, 7644305), (5, 6115444), (10, 3057722), (17, 1798660), (20, 1528861), (34, 899330), (68, 449665), (85, 359732), (139, 219980), (170, 179866), (278, 109990), (340, 89933), (556, 54995), (647, 47260), (695, 43996), (1294, 23630), (1390, 21998), (2363, 12940), (2588, 11815), (2780, 10999), (3235, 9452), (4726, 6470)]