40608776

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20551}}^1$

素因数の和:20589

約数の個数: 32

約数和(自身を含む): 86318400

約数和(自身を除く): 45709624

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 20551, 41102, 82204, 164408, 267163, 390469, 534326, 780938, 1068652, 1561876, 2137304, 3123752, 5076097, 10152194, 20304388, 40608776]

約数ペア:

[(1, 40608776), (2, 20304388), (4, 10152194), (8, 5076097), (13, 3123752), (19, 2137304), (26, 1561876), (38, 1068652), (52, 780938), (76, 534326), (104, 390469), (152, 267163), (247, 164408), (494, 82204), (988, 41102), (1976, 20551)]