40027870

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{1103}}^1$

素因数の和:1320

約数の個数: 32

約数和(自身を含む): 76308480

約数和(自身を除く): 36280610

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 191, 382, 955, 1103, 1910, 2206, 3629, 5515, 7258, 11030, 18145, 20957, 36290, 41914, 104785, 209570, 210673, 421346, 1053365, 2106730, 4002787, 8005574, 20013935, 40027870]

約数ペア:

[(1, 40027870), (2, 20013935), (5, 8005574), (10, 4002787), (19, 2106730), (38, 1053365), (95, 421346), (190, 210673), (191, 209570), (382, 104785), (955, 41914), (1103, 36290), (1910, 20957), (2206, 18145), (3629, 11030), (5515, 7258)]