7009780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{389}}^1$

素因数の和:468

約数の個数: 48

約数和(自身を含む): 15921360

約数和(自身を除く): 8911580

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 53, 68, 85, 106, 170, 212, 265, 340, 389, 530, 778, 901, 1060, 1556, 1802, 1945, 3604, 3890, 4505, 6613, 7780, 9010, 13226, 18020, 20617, 26452, 33065, 41234, 66130, 82468, 103085, 132260, 206170, 350489, 412340, 700978, 1401956, 1752445, 3504890, 7009780]

約数ペア:

[(1, 7009780), (2, 3504890), (4, 1752445), (5, 1401956), (10, 700978), (17, 412340), (20, 350489), (34, 206170), (53, 132260), (68, 103085), (85, 82468), (106, 66130), (170, 41234), (212, 33065), (265, 26452), (340, 20617), (389, 18020), (530, 13226), (778, 9010), (901, 7780), (1060, 6613), (1556, 4505), (1802, 3890), (1945, 3604)]