4280990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2659}}^1$

素因数の和:2696

約数の個数: 32

約数和(自身を含む): 9192960

約数和(自身を除く): 4911970

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 2659, 5318, 13295, 18613, 26590, 37226, 61157, 93065, 122314, 186130, 305785, 428099, 611570, 856198, 2140495, 4280990]

約数ペア:

[(1, 4280990), (2, 2140495), (5, 856198), (7, 611570), (10, 428099), (14, 305785), (23, 186130), (35, 122314), (46, 93065), (70, 61157), (115, 37226), (161, 26590), (230, 18613), (322, 13295), (805, 5318), (1610, 2659)]