40257904

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{1663}}^1$

素因数の和:1777

約数の個数: 40

約数和(自身を含む): 83566080

約数和(自身を除く): 43308176

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 89, 136, 178, 272, 356, 712, 1424, 1513, 1663, 3026, 3326, 6052, 6652, 12104, 13304, 24208, 26608, 28271, 56542, 113084, 148007, 226168, 296014, 452336, 592028, 1184056, 2368112, 2516119, 5032238, 10064476, 20128952, 40257904]

約数ペア:

[(1, 40257904), (2, 20128952), (4, 10064476), (8, 5032238), (16, 2516119), (17, 2368112), (34, 1184056), (68, 592028), (89, 452336), (136, 296014), (178, 226168), (272, 148007), (356, 113084), (712, 56542), (1424, 28271), (1513, 26608), (1663, 24208), (3026, 13304), (3326, 12104), (6052, 6652)]