2000228840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{15241}}^1$

素因数の和:15462

約数の個数: 64

約数和(自身を含む): 4790255760

約数和(自身を除く): 2790026920

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 193, 340, 386, 680, 772, 965, 1544, 1930, 3281, 3860, 6562, 7720, 13124, 15241, 16405, 26248, 30482, 32810, 60964, 65620, 76205, 121928, 131240, 152410, 259097, 304820, 518194, 609640, 1036388, 1295485, 2072776, 2590970, 2941513, 5181940, 5883026, 10363880, 11766052, 14707565, 23532104, 29415130, 50005721, 58830260, 100011442, 117660520, 200022884, 250028605, 400045768, 500057210, 1000114420, 2000228840]

約数ペア:

[(1, 2000228840), (2, 1000114420), (4, 500057210), (5, 400045768), (8, 250028605), (10, 200022884), (17, 117660520), (20, 100011442), (34, 58830260), (40, 50005721), (68, 29415130), (85, 23532104), (136, 14707565), (170, 11766052), (193, 10363880), (340, 5883026), (386, 5181940), (680, 2941513), (772, 2590970), (965, 2072776), (1544, 1295485), (1930, 1036388), (3281, 609640), (3860, 518194), (6562, 304820), (7720, 259097), (13124, 152410), (15241, 131240), (16405, 121928), (26248, 76205), (30482, 65620), (32810, 60964)]