12274780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2039}}^1$

素因数の和:2098

約数の個数: 48

約数和(自身を含む): 30159360

約数和(自身を除く): 17884580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 2039, 3010, 4078, 6020, 8156, 10195, 14273, 20390, 28546, 40780, 57092, 71365, 87677, 142730, 175354, 285460, 350708, 438385, 613739, 876770, 1227478, 1753540, 2454956, 3068695, 6137390, 12274780]

約数ペア:

[(1, 12274780), (2, 6137390), (4, 3068695), (5, 2454956), (7, 1753540), (10, 1227478), (14, 876770), (20, 613739), (28, 438385), (35, 350708), (43, 285460), (70, 175354), (86, 142730), (140, 87677), (172, 71365), (215, 57092), (301, 40780), (430, 28546), (602, 20390), (860, 14273), (1204, 10195), (1505, 8156), (2039, 6020), (3010, 4078)]