40572808

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{1171}}^1$

素因数の和:1309

約数の個数: 32

約数和(自身を含む): 78477120

約数和(自身を除く): 37904312

約数列:

[1, 2, 4, 8, 61, 71, 122, 142, 244, 284, 488, 568, 1171, 2342, 4331, 4684, 8662, 9368, 17324, 34648, 71431, 83141, 142862, 166282, 285724, 332564, 571448, 665128, 5071601, 10143202, 20286404, 40572808]

約数ペア:

[(1, 40572808), (2, 20286404), (4, 10143202), (8, 5071601), (61, 665128), (71, 571448), (122, 332564), (142, 285724), (244, 166282), (284, 142862), (488, 83141), (568, 71431), (1171, 34648), (2342, 17324), (4331, 9368), (4684, 8662)]