40577992

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{401}}^1$

素因数の和:566

約数の個数: 64

約数和(自身を含む): 94550400

約数和(自身を除く): 53972408

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 139, 182, 278, 364, 401, 556, 728, 802, 973, 1112, 1604, 1807, 1946, 2807, 3208, 3614, 3892, 5213, 5614, 7228, 7784, 10426, 11228, 12649, 14456, 20852, 22456, 25298, 36491, 41704, 50596, 55739, 72982, 101192, 111478, 145964, 222956, 291928, 390173, 445912, 724607, 780346, 1449214, 1560692, 2898428, 3121384, 5072249, 5796856, 10144498, 20288996, 40577992]

約数ペア:

[(1, 40577992), (2, 20288996), (4, 10144498), (7, 5796856), (8, 5072249), (13, 3121384), (14, 2898428), (26, 1560692), (28, 1449214), (52, 780346), (56, 724607), (91, 445912), (104, 390173), (139, 291928), (182, 222956), (278, 145964), (364, 111478), (401, 101192), (556, 72982), (728, 55739), (802, 50596), (973, 41704), (1112, 36491), (1604, 25298), (1807, 22456), (1946, 20852), (2807, 14456), (3208, 12649), (3614, 11228), (3892, 10426), (5213, 7784), (5614, 7228)]