40377438

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{269}}^2$

素因数の和:577

約数の個数: 36

約数和(自身を含む): 90643488

約数和(自身を除く): 50266050

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 269, 279, 538, 558, 807, 1614, 2421, 4842, 8339, 16678, 25017, 50034, 72361, 75051, 144722, 150102, 217083, 434166, 651249, 1302498, 2243191, 4486382, 6729573, 13459146, 20188719, 40377438]

約数ペア:

[(1, 40377438), (2, 20188719), (3, 13459146), (6, 6729573), (9, 4486382), (18, 2243191), (31, 1302498), (62, 651249), (93, 434166), (186, 217083), (269, 150102), (279, 144722), (538, 75051), (558, 72361), (807, 50034), (1614, 25017), (2421, 16678), (4842, 8339)]