47940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1$

素因数の和:76

約数の個数: 48

約数和(自身を含む): 145152

約数和(自身を除く): 97212

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 47, 51, 60, 68, 85, 94, 102, 141, 170, 188, 204, 235, 255, 282, 340, 470, 510, 564, 705, 799, 940, 1020, 1410, 1598, 2397, 2820, 3196, 3995, 4794, 7990, 9588, 11985, 15980, 23970, 47940]

約数ペア:

[(1, 47940), (2, 23970), (3, 15980), (4, 11985), (5, 9588), (6, 7990), (10, 4794), (12, 3995), (15, 3196), (17, 2820), (20, 2397), (30, 1598), (34, 1410), (47, 1020), (51, 940), (60, 799), (68, 705), (85, 564), (94, 510), (102, 470), (141, 340), (170, 282), (188, 255), (204, 235)]