9856460

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:282

約数の個数: 48

約数和(自身を含む): 21606816

約数和(自身を除く): 11750356

約数列:

[1, 2, 4, 5, 10, 20, 43, 73, 86, 146, 157, 172, 215, 292, 314, 365, 430, 628, 730, 785, 860, 1460, 1570, 3139, 3140, 6278, 6751, 11461, 12556, 13502, 15695, 22922, 27004, 31390, 33755, 45844, 57305, 62780, 67510, 114610, 135020, 229220, 492823, 985646, 1971292, 2464115, 4928230, 9856460]

約数ペア:

[(1, 9856460), (2, 4928230), (4, 2464115), (5, 1971292), (10, 985646), (20, 492823), (43, 229220), (73, 135020), (86, 114610), (146, 67510), (157, 62780), (172, 57305), (215, 45844), (292, 33755), (314, 31390), (365, 27004), (430, 22922), (628, 15695), (730, 13502), (785, 12556), (860, 11461), (1460, 6751), (1570, 6278), (3139, 3140)]