40813864

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{8009}}^1$

素因数の和:8042

約数の個数: 48

約数和(自身を含む): 95879700

約数和(自身を除く): 55065836

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 91, 98, 104, 182, 196, 364, 392, 637, 728, 1274, 2548, 5096, 8009, 16018, 32036, 56063, 64072, 104117, 112126, 208234, 224252, 392441, 416468, 448504, 728819, 784882, 832936, 1457638, 1569764, 2915276, 3139528, 5101733, 5830552, 10203466, 20406932, 40813864]

約数ペア:

[(1, 40813864), (2, 20406932), (4, 10203466), (7, 5830552), (8, 5101733), (13, 3139528), (14, 2915276), (26, 1569764), (28, 1457638), (49, 832936), (52, 784882), (56, 728819), (91, 448504), (98, 416468), (104, 392441), (182, 224252), (196, 208234), (364, 112126), (392, 104117), (637, 64072), (728, 56063), (1274, 32036), (2548, 16018), (5096, 8009)]