7427390

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{751}}^1$

素因数の和:824

約数の個数: 32

約数和(自身を含む): 14294016

約数和(自身を除く): 6866626

約数列:

[1, 2, 5, 10, 23, 43, 46, 86, 115, 215, 230, 430, 751, 989, 1502, 1978, 3755, 4945, 7510, 9890, 17273, 32293, 34546, 64586, 86365, 161465, 172730, 322930, 742739, 1485478, 3713695, 7427390]

約数ペア:

[(1, 7427390), (2, 3713695), (5, 1485478), (10, 742739), (23, 322930), (43, 172730), (46, 161465), (86, 86365), (115, 64586), (215, 34546), (230, 32293), (430, 17273), (751, 9890), (989, 7510), (1502, 4945), (1978, 3755)]