40042864

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{349}}^1$

素因数の和:529

約数の個数: 40

約数和(自身を含む): 79682400

約数和(自身を除く): 39639536

約数列:

[1, 2, 4, 8, 16, 71, 101, 142, 202, 284, 349, 404, 568, 698, 808, 1136, 1396, 1616, 2792, 5584, 7171, 14342, 24779, 28684, 35249, 49558, 57368, 70498, 99116, 114736, 140996, 198232, 281992, 396464, 563984, 2502679, 5005358, 10010716, 20021432, 40042864]

約数ペア:

[(1, 40042864), (2, 20021432), (4, 10010716), (8, 5005358), (16, 2502679), (71, 563984), (101, 396464), (142, 281992), (202, 198232), (284, 140996), (349, 114736), (404, 99116), (568, 70498), (698, 57368), (808, 49558), (1136, 35249), (1396, 28684), (1616, 24779), (2792, 14342), (5584, 7171)]