20126137790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{260263}}^1$

素因数の和:260337

約数の個数: 64

約数和(自身を含む): 42724938240

約数和(自身を除く): 22598800450

約数列:

[1, 2, 5, 10, 11, 19, 22, 37, 38, 55, 74, 95, 110, 185, 190, 209, 370, 407, 418, 703, 814, 1045, 1406, 2035, 2090, 3515, 4070, 7030, 7733, 15466, 38665, 77330, 260263, 520526, 1301315, 2602630, 2862893, 4944997, 5725786, 9629731, 9889994, 14314465, 19259462, 24724985, 28628930, 48148655, 49449970, 54394967, 96297310, 105927041, 108789934, 182964889, 211854082, 271974835, 365929778, 529635205, 543949670, 914824445, 1059270410, 1829648890, 2012613779, 4025227558, 10063068895, 20126137790]

約数ペア:

[(1, 20126137790), (2, 10063068895), (5, 4025227558), (10, 2012613779), (11, 1829648890), (19, 1059270410), (22, 914824445), (37, 543949670), (38, 529635205), (55, 365929778), (74, 271974835), (95, 211854082), (110, 182964889), (185, 108789934), (190, 105927041), (209, 96297310), (370, 54394967), (407, 49449970), (418, 48148655), (703, 28628930), (814, 24724985), (1045, 19259462), (1406, 14314465), (2035, 9889994), (2090, 9629731), (3515, 5725786), (4070, 4944997), (7030, 2862893), (7733, 2602630), (15466, 1301315), (38665, 520526), (77330, 260263)]