20180726860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{95273}}^1$

素因数の和:95395

約数の個数: 96

約数和(自身を含む): 51859543680

約数和(自身を除く): 31678816820

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 89, 119, 140, 170, 178, 238, 340, 356, 445, 476, 595, 623, 890, 1190, 1246, 1513, 1780, 2380, 2492, 3026, 3115, 6052, 6230, 7565, 10591, 12460, 15130, 21182, 30260, 42364, 52955, 95273, 105910, 190546, 211820, 381092, 476365, 666911, 952730, 1333822, 1619641, 1905460, 2667644, 3239282, 3334555, 6478564, 6669110, 8098205, 8479297, 11337487, 13338220, 16196410, 16958594, 22674974, 32392820, 33917188, 42396485, 45349948, 56687435, 59355079, 84792970, 113374870, 118710158, 144148049, 169585940, 226749740, 237420316, 288296098, 296775395, 576592196, 593550790, 720740245, 1009036343, 1187101580, 1441480490, 2018072686, 2882960980, 4036145372, 5045181715, 10090363430, 20180726860]

約数ペア:

[(1, 20180726860), (2, 10090363430), (4, 5045181715), (5, 4036145372), (7, 2882960980), (10, 2018072686), (14, 1441480490), (17, 1187101580), (20, 1009036343), (28, 720740245), (34, 593550790), (35, 576592196), (68, 296775395), (70, 288296098), (85, 237420316), (89, 226749740), (119, 169585940), (140, 144148049), (170, 118710158), (178, 113374870), (238, 84792970), (340, 59355079), (356, 56687435), (445, 45349948), (476, 42396485), (595, 33917188), (623, 32392820), (890, 22674974), (1190, 16958594), (1246, 16196410), (1513, 13338220), (1780, 11337487), (2380, 8479297), (2492, 8098205), (3026, 6669110), (3115, 6478564), (6052, 3334555), (6230, 3239282), (7565, 2667644), (10591, 1905460), (12460, 1619641), (15130, 1333822), (21182, 952730), (30260, 666911), (42364, 476365), (52955, 381092), (95273, 211820), (105910, 190546)]