40880368

素因数分解:

$2^4\times {\mathrm{409}}^1\times {\mathrm{6247}}^1$

素因数の和:6664

約数の個数: 20

約数和(自身を含む): 79412080

約数和(自身を除く): 38531712

約数列:

[1, 2, 4, 8, 16, 409, 818, 1636, 3272, 6247, 6544, 12494, 24988, 49976, 99952, 2555023, 5110046, 10220092, 20440184, 40880368]

約数ペア:

[(1, 40880368), (2, 20440184), (4, 10220092), (8, 5110046), (16, 2555023), (409, 99952), (818, 49976), (1636, 24988), (3272, 12494), (6247, 6544)]