7890830

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{163}}^1$

素因数の和:320

約数の個数: 32

約数和(自身を含む): 14736384

約数和(自身を除く): 6845554

約数列:

[1, 2, 5, 10, 47, 94, 103, 163, 206, 235, 326, 470, 515, 815, 1030, 1630, 4841, 7661, 9682, 15322, 16789, 24205, 33578, 38305, 48410, 76610, 83945, 167890, 789083, 1578166, 3945415, 7890830]

約数ペア:

[(1, 7890830), (2, 3945415), (5, 1578166), (10, 789083), (47, 167890), (94, 83945), (103, 76610), (163, 48410), (206, 38305), (235, 33578), (326, 24205), (470, 16789), (515, 15322), (815, 9682), (1030, 7661), (1630, 4841)]