40261208

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{97}}^1\times {\mathrm{307}}^1$

素因数の和:436

約数の個数: 48

約数和(自身を含む): 82855080

約数和(自身を除く): 42593872

約数列:

[1, 2, 4, 8, 13, 26, 52, 97, 104, 169, 194, 307, 338, 388, 614, 676, 776, 1228, 1261, 1352, 2456, 2522, 3991, 5044, 7982, 10088, 15964, 16393, 29779, 31928, 32786, 51883, 59558, 65572, 103766, 119116, 131144, 207532, 238232, 387127, 415064, 774254, 1548508, 3097016, 5032651, 10065302, 20130604, 40261208]

約数ペア:

[(1, 40261208), (2, 20130604), (4, 10065302), (8, 5032651), (13, 3097016), (26, 1548508), (52, 774254), (97, 415064), (104, 387127), (169, 238232), (194, 207532), (307, 131144), (338, 119116), (388, 103766), (614, 65572), (676, 59558), (776, 51883), (1228, 32786), (1261, 31928), (1352, 29779), (2456, 16393), (2522, 15964), (3991, 10088), (5044, 7982)]