7980490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{659}}^1$

素因数の和:846

約数の個数: 32

約数和(自身を含む): 16536960

約数和(自身を除く): 8556470

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 173, 346, 659, 865, 1211, 1318, 1730, 2422, 3295, 4613, 6055, 6590, 9226, 12110, 23065, 46130, 114007, 228014, 570035, 798049, 1140070, 1596098, 3990245, 7980490]

約数ペア:

[(1, 7980490), (2, 3990245), (5, 1596098), (7, 1140070), (10, 798049), (14, 570035), (35, 228014), (70, 114007), (173, 46130), (346, 23065), (659, 12110), (865, 9226), (1211, 6590), (1318, 6055), (1730, 4613), (2422, 3295)]