169185880

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{222613}}^1$

素因数の和:222643

約数の個数: 32

約数和(自身を含む): 400705200

約数和(自身を除く): 231519320

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 222613, 445226, 890452, 1113065, 1780904, 2226130, 4229647, 4452260, 8459294, 8904520, 16918588, 21148235, 33837176, 42296470, 84592940, 169185880]

約数ペア:

[(1, 169185880), (2, 84592940), (4, 42296470), (5, 33837176), (8, 21148235), (10, 16918588), (19, 8904520), (20, 8459294), (38, 4452260), (40, 4229647), (76, 2226130), (95, 1780904), (152, 1113065), (190, 890452), (380, 445226), (760, 222613)]