40091216

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{631}}^1$

素因数の和:688

約数の個数: 60

約数和(自身を含む): 89574624

約数和(自身を除く): 49483408

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 152, 176, 209, 304, 361, 418, 631, 722, 836, 1262, 1444, 1672, 2524, 2888, 3344, 3971, 5048, 5776, 6941, 7942, 10096, 11989, 13882, 15884, 23978, 27764, 31768, 47956, 55528, 63536, 95912, 111056, 131879, 191824, 227791, 263758, 455582, 527516, 911164, 1055032, 1822328, 2110064, 2505701, 3644656, 5011402, 10022804, 20045608, 40091216]

約数ペア:

[(1, 40091216), (2, 20045608), (4, 10022804), (8, 5011402), (11, 3644656), (16, 2505701), (19, 2110064), (22, 1822328), (38, 1055032), (44, 911164), (76, 527516), (88, 455582), (152, 263758), (176, 227791), (209, 191824), (304, 131879), (361, 111056), (418, 95912), (631, 63536), (722, 55528), (836, 47956), (1262, 31768), (1444, 27764), (1672, 23978), (2524, 15884), (2888, 13882), (3344, 11989), (3971, 10096), (5048, 7942), (5776, 6941)]