40489904

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{27809}}^1$

素因数の和:27837

約数の個数: 40

約数和(自身を含む): 96556320

約数和(自身を除く): 56066416

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 27809, 55618, 111236, 194663, 222472, 361517, 389326, 444944, 723034, 778652, 1446068, 1557304, 2530619, 2892136, 3114608, 5061238, 5784272, 10122476, 20244952, 40489904]

約数ペア:

[(1, 40489904), (2, 20244952), (4, 10122476), (7, 5784272), (8, 5061238), (13, 3114608), (14, 2892136), (16, 2530619), (26, 1557304), (28, 1446068), (52, 778652), (56, 723034), (91, 444944), (104, 389326), (112, 361517), (182, 222472), (208, 194663), (364, 111236), (728, 55618), (1456, 27809)]