201018140

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{2729}}^1$

素因数の和:2894

約数の個数: 48

約数和(自身を含む): 440294400

約数和(自身を除く): 239276260

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 127, 145, 254, 290, 508, 580, 635, 1270, 2540, 2729, 3683, 5458, 7366, 10916, 13645, 14732, 18415, 27290, 36830, 54580, 73660, 79141, 158282, 316564, 346583, 395705, 693166, 791410, 1386332, 1582820, 1732915, 3465830, 6931660, 10050907, 20101814, 40203628, 50254535, 100509070, 201018140]

約数ペア:

[(1, 201018140), (2, 100509070), (4, 50254535), (5, 40203628), (10, 20101814), (20, 10050907), (29, 6931660), (58, 3465830), (116, 1732915), (127, 1582820), (145, 1386332), (254, 791410), (290, 693166), (508, 395705), (580, 346583), (635, 316564), (1270, 158282), (2540, 79141), (2729, 73660), (3683, 54580), (5458, 36830), (7366, 27290), (10916, 18415), (13645, 14732)]