638374103660

素因数分解:

$2^2\times 5^1\times {\mathrm{233}}^1\times {\mathrm{7069}}^1\times {\mathrm{19379}}^1$

素因数の和:26690

約数の個数: 48

約数和(自身を含む): 1346599144800

約数和(自身を除く): 708225041140

約数列:

[1, 2, 4, 5, 10, 20, 233, 466, 932, 1165, 2330, 4660, 7069, 14138, 19379, 28276, 35345, 38758, 70690, 77516, 96895, 141380, 193790, 387580, 1647077, 3294154, 4515307, 6588308, 8235385, 9030614, 16470770, 18061228, 22576535, 32941540, 45153070, 90306140, 136990151, 273980302, 547960604, 684950755, 1369901510, 2739803020, 31918705183, 63837410366, 127674820732, 159593525915, 319187051830, 638374103660]

約数ペア:

[(1, 638374103660), (2, 319187051830), (4, 159593525915), (5, 127674820732), (10, 63837410366), (20, 31918705183), (233, 2739803020), (466, 1369901510), (932, 684950755), (1165, 547960604), (2330, 273980302), (4660, 136990151), (7069, 90306140), (14138, 45153070), (19379, 32941540), (28276, 22576535), (35345, 18061228), (38758, 16470770), (70690, 9030614), (77516, 8235385), (96895, 6588308), (141380, 4515307), (193790, 3294154), (387580, 1647077)]