142466740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{12743}}^1$

素因数の和:12808

約数の個数: 48

約数和(自身を含む): 329712768

約数和(自身を除く): 187246028

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 215, 260, 430, 559, 860, 1118, 2236, 2795, 5590, 11180, 12743, 25486, 50972, 63715, 127430, 165659, 254860, 331318, 547949, 662636, 828295, 1095898, 1656590, 2191796, 2739745, 3313180, 5479490, 7123337, 10958980, 14246674, 28493348, 35616685, 71233370, 142466740]

約数ペア:

[(1, 142466740), (2, 71233370), (4, 35616685), (5, 28493348), (10, 14246674), (13, 10958980), (20, 7123337), (26, 5479490), (43, 3313180), (52, 2739745), (65, 2191796), (86, 1656590), (130, 1095898), (172, 828295), (215, 662636), (260, 547949), (430, 331318), (559, 254860), (860, 165659), (1118, 127430), (2236, 63715), (2795, 50972), (5590, 25486), (11180, 12743)]