20107966620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{226901}}^1$

素因数の和:227131

約数の個数: 96

約数和(自身を含む): 64650733056

約数和(自身を除く): 44542766436

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 211, 420, 422, 633, 844, 1055, 1266, 1477, 2110, 2532, 2954, 3165, 4220, 4431, 5908, 6330, 7385, 8862, 12660, 14770, 17724, 22155, 29540, 44310, 88620, 226901, 453802, 680703, 907604, 1134505, 1361406, 1588307, 2269010, 2722812, 3176614, 3403515, 4538020, 4764921, 6353228, 6807030, 7941535, 9529842, 13614060, 15883070, 19059684, 23824605, 31766140, 47649210, 47876111, 95298420, 95752222, 143628333, 191504444, 239380555, 287256666, 335132777, 478761110, 574513332, 670265554, 718141665, 957522220, 1005398331, 1340531108, 1436283330, 1675663885, 2010796662, 2872566660, 3351327770, 4021593324, 5026991655, 6702655540, 10053983310, 20107966620]

約数ペア:

[(1, 20107966620), (2, 10053983310), (3, 6702655540), (4, 5026991655), (5, 4021593324), (6, 3351327770), (7, 2872566660), (10, 2010796662), (12, 1675663885), (14, 1436283330), (15, 1340531108), (20, 1005398331), (21, 957522220), (28, 718141665), (30, 670265554), (35, 574513332), (42, 478761110), (60, 335132777), (70, 287256666), (84, 239380555), (105, 191504444), (140, 143628333), (210, 95752222), (211, 95298420), (420, 47876111), (422, 47649210), (633, 31766140), (844, 23824605), (1055, 19059684), (1266, 15883070), (1477, 13614060), (2110, 9529842), (2532, 7941535), (2954, 6807030), (3165, 6353228), (4220, 4764921), (4431, 4538020), (5908, 3403515), (6330, 3176614), (7385, 2722812), (8862, 2269010), (12660, 1588307), (14770, 1361406), (17724, 1134505), (22155, 907604), (29540, 680703), (44310, 453802), (88620, 226901)]