1517240

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{457}}^1$

素因数の和:551

約数の個数: 32

約数和(自身を含む): 3462480

約数和(自身を除く): 1945240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 457, 664, 830, 914, 1660, 1828, 2285, 3320, 3656, 4570, 9140, 18280, 37931, 75862, 151724, 189655, 303448, 379310, 758620, 1517240]

約数ペア:

[(1, 1517240), (2, 758620), (4, 379310), (5, 303448), (8, 189655), (10, 151724), (20, 75862), (40, 37931), (83, 18280), (166, 9140), (332, 4570), (415, 3656), (457, 3320), (664, 2285), (830, 1828), (914, 1660)]