1640120104

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{681113}}^1$

素因数の和:681169

約数の個数: 32

約数和(自身を含む): 3596281920

約数和(自身を除く): 1956161816

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 172, 301, 344, 602, 1204, 2408, 681113, 1362226, 2724452, 4767791, 5448904, 9535582, 19071164, 29287859, 38142328, 58575718, 117151436, 205015013, 234302872, 410030026, 820060052, 1640120104]

約数ペア:

[(1, 1640120104), (2, 820060052), (4, 410030026), (7, 234302872), (8, 205015013), (14, 117151436), (28, 58575718), (43, 38142328), (56, 29287859), (86, 19071164), (172, 9535582), (301, 5448904), (344, 4767791), (602, 2724452), (1204, 1362226), (2408, 681113)]