40906088

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{1409}}^1$

素因数の和:1625

約数の個数: 32

約数和(自身を含む): 81216000

約数和(自身を除く): 40309912

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 191, 382, 764, 1409, 1528, 2818, 3629, 5636, 7258, 11272, 14516, 26771, 29032, 53542, 107084, 214168, 269119, 538238, 1076476, 2152952, 5113261, 10226522, 20453044, 40906088]

約数ペア:

[(1, 40906088), (2, 20453044), (4, 10226522), (8, 5113261), (19, 2152952), (38, 1076476), (76, 538238), (152, 269119), (191, 214168), (382, 107084), (764, 53542), (1409, 29032), (1528, 26771), (2818, 14516), (3629, 11272), (5636, 7258)]