2011972040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{297629}}^1$

素因数の和:297666

約数の個数: 48

約数和(自身を含む): 4901966100

約数和(自身を除く): 2889994060

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 6760, 297629, 595258, 1190516, 1488145, 2381032, 2976290, 3869177, 5952580, 7738354, 11905160, 15476708, 19345885, 30953416, 38691770, 50299301, 77383540, 100598602, 154767080, 201197204, 251496505, 402394408, 502993010, 1005986020, 2011972040]

約数ペア:

[(1, 2011972040), (2, 1005986020), (4, 502993010), (5, 402394408), (8, 251496505), (10, 201197204), (13, 154767080), (20, 100598602), (26, 77383540), (40, 50299301), (52, 38691770), (65, 30953416), (104, 19345885), (130, 15476708), (169, 11905160), (260, 7738354), (338, 5952580), (520, 3869177), (676, 2976290), (845, 2381032), (1352, 1488145), (1690, 1190516), (3380, 595258), (6760, 297629)]