40208536

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{7211}}^1$

素因数の和:7275

約数の個数: 32

約数和(自身を含む): 81784080

約数和(自身を除く): 41575544

約数列:

[1, 2, 4, 8, 17, 34, 41, 68, 82, 136, 164, 328, 697, 1394, 2788, 5576, 7211, 14422, 28844, 57688, 122587, 245174, 295651, 490348, 591302, 980696, 1182604, 2365208, 5026067, 10052134, 20104268, 40208536]

約数ペア:

[(1, 40208536), (2, 20104268), (4, 10052134), (8, 5026067), (17, 2365208), (34, 1182604), (41, 980696), (68, 591302), (82, 490348), (136, 295651), (164, 245174), (328, 122587), (697, 57688), (1394, 28844), (2788, 14422), (5576, 7211)]