40905404

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{73}}^2\times {\mathrm{101}}^1$

素因数の和:270

約数の個数: 36

約数和(自身を含む): 77154840

約数和(自身を除く): 36249436

約数列:

[1, 2, 4, 19, 38, 73, 76, 101, 146, 202, 292, 404, 1387, 1919, 2774, 3838, 5329, 5548, 7373, 7676, 10658, 14746, 21316, 29492, 101251, 140087, 202502, 280174, 405004, 538229, 560348, 1076458, 2152916, 10226351, 20452702, 40905404]

約数ペア:

[(1, 40905404), (2, 20452702), (4, 10226351), (19, 2152916), (38, 1076458), (73, 560348), (76, 538229), (101, 405004), (146, 280174), (202, 202502), (292, 140087), (404, 101251), (1387, 29492), (1919, 21316), (2774, 14746), (3838, 10658), (5329, 7676), (5548, 7373)]