40717912

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{613}}^1$

素因数の和:680

約数の個数: 48

約数和(自身を含む): 84216240

約数和(自身を除く): 43498328

約数列:

[1, 2, 4, 8, 19, 23, 38, 46, 76, 92, 152, 184, 361, 437, 613, 722, 874, 1226, 1444, 1748, 2452, 2888, 3496, 4904, 8303, 11647, 14099, 16606, 23294, 28198, 33212, 46588, 56396, 66424, 93176, 112792, 221293, 267881, 442586, 535762, 885172, 1071524, 1770344, 2143048, 5089739, 10179478, 20358956, 40717912]

約数ペア:

[(1, 40717912), (2, 20358956), (4, 10179478), (8, 5089739), (19, 2143048), (23, 1770344), (38, 1071524), (46, 885172), (76, 535762), (92, 442586), (152, 267881), (184, 221293), (361, 112792), (437, 93176), (613, 66424), (722, 56396), (874, 46588), (1226, 33212), (1444, 28198), (1748, 23294), (2452, 16606), (2888, 14099), (3496, 11647), (4904, 8303)]