40805128

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2437}}^1$

素因数の和:2486

約数の個数: 64

約数和(自身を含む): 98300160

約数和(自身を除く): 57495032

約数列:

[1, 2, 4, 7, 8, 13, 14, 23, 26, 28, 46, 52, 56, 91, 92, 104, 161, 182, 184, 299, 322, 364, 598, 644, 728, 1196, 1288, 2093, 2392, 2437, 4186, 4874, 8372, 9748, 16744, 17059, 19496, 31681, 34118, 56051, 63362, 68236, 112102, 126724, 136472, 221767, 224204, 253448, 392357, 443534, 448408, 728663, 784714, 887068, 1457326, 1569428, 1774136, 2914652, 3138856, 5100641, 5829304, 10201282, 20402564, 40805128]

約数ペア:

[(1, 40805128), (2, 20402564), (4, 10201282), (7, 5829304), (8, 5100641), (13, 3138856), (14, 2914652), (23, 1774136), (26, 1569428), (28, 1457326), (46, 887068), (52, 784714), (56, 728663), (91, 448408), (92, 443534), (104, 392357), (161, 253448), (182, 224204), (184, 221767), (299, 136472), (322, 126724), (364, 112102), (598, 68236), (644, 63362), (728, 56051), (1196, 34118), (1288, 31681), (2093, 19496), (2392, 17059), (2437, 16744), (4186, 9748), (4874, 8372)]