713654020

素因数分解:

$2^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{148061}}^1$

素因数の和:148311

約数の個数: 24

約数和(自身を含む): 1504902168

約数和(自身を除く): 791248148

約数列:

[1, 2, 4, 5, 10, 20, 241, 482, 964, 1205, 2410, 4820, 148061, 296122, 592244, 740305, 1480610, 2961220, 35682701, 71365402, 142730804, 178413505, 356827010, 713654020]

約数ペア:

[(1, 713654020), (2, 356827010), (4, 178413505), (5, 142730804), (10, 71365402), (20, 35682701), (241, 2961220), (482, 1480610), (964, 740305), (1205, 592244), (2410, 296122), (4820, 148061)]