764879780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{739}}^1\times {\mathrm{7393}}^1$

素因数の和:8148

約数の個数: 48

約数和(自身を含む): 1838444160

約数和(自身を除く): 1073564380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 739, 1478, 2956, 3695, 5173, 7390, 7393, 10346, 14780, 14786, 20692, 25865, 29572, 36965, 51730, 51751, 73930, 103460, 103502, 147860, 207004, 258755, 517510, 1035020, 5463427, 10926854, 21853708, 27317135, 38243989, 54634270, 76487978, 109268540, 152975956, 191219945, 382439890, 764879780]

約数ペア:

[(1, 764879780), (2, 382439890), (4, 191219945), (5, 152975956), (7, 109268540), (10, 76487978), (14, 54634270), (20, 38243989), (28, 27317135), (35, 21853708), (70, 10926854), (140, 5463427), (739, 1035020), (1478, 517510), (2956, 258755), (3695, 207004), (5173, 147860), (7390, 103502), (7393, 103460), (10346, 73930), (14780, 51751), (14786, 51730), (20692, 36965), (25865, 29572)]