28650215020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{20389}}^1\times {\mathrm{10037}}^1$

素因数の和:30442

約数の個数: 48

約数和(自身を含む): 68770739520

約数和(自身を除く): 40120524500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 10037, 20074, 20389, 40148, 40778, 50185, 70259, 81556, 100370, 101945, 140518, 142723, 200740, 203890, 281036, 285446, 351295, 407780, 570892, 702590, 713615, 1405180, 1427230, 2854460, 204644393, 409288786, 818577572, 1023221965, 1432510751, 2046443930, 2865021502, 4092887860, 5730043004, 7162553755, 14325107510, 28650215020]

約数ペア:

[(1, 28650215020), (2, 14325107510), (4, 7162553755), (5, 5730043004), (7, 4092887860), (10, 2865021502), (14, 2046443930), (20, 1432510751), (28, 1023221965), (35, 818577572), (70, 409288786), (140, 204644393), (10037, 2854460), (20074, 1427230), (20389, 1405180), (40148, 713615), (40778, 702590), (50185, 570892), (70259, 407780), (81556, 351295), (100370, 285446), (101945, 281036), (140518, 203890), (142723, 200740)]