397394060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{76717}}^1$

素因数の和:76770

約数の個数: 48

約数和(自身を含む): 979535424

約数和(自身を除く): 582141364

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 2590, 5180, 76717, 153434, 306868, 383585, 537019, 767170, 1074038, 1534340, 2148076, 2685095, 2838529, 5370190, 5677058, 10740380, 11354116, 14192645, 19869703, 28385290, 39739406, 56770580, 79478812, 99348515, 198697030, 397394060]

約数ペア:

[(1, 397394060), (2, 198697030), (4, 99348515), (5, 79478812), (7, 56770580), (10, 39739406), (14, 28385290), (20, 19869703), (28, 14192645), (35, 11354116), (37, 10740380), (70, 5677058), (74, 5370190), (140, 2838529), (148, 2685095), (185, 2148076), (259, 1534340), (370, 1074038), (518, 767170), (740, 537019), (1036, 383585), (1295, 306868), (2590, 153434), (5180, 76717)]