840097958

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1097}}^1\times {\mathrm{2879}}^1$

素因数の和:4004

約数の個数: 32

約数和(自身を含む): 1517875200

約数和(自身を除く): 677777242

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 1097, 2194, 2879, 5758, 7679, 15358, 20153, 20843, 40306, 41686, 54701, 109402, 145901, 291802, 382907, 765814, 3158263, 6316526, 22107841, 44215682, 60006997, 120013994, 420048979, 840097958]

約数ペア:

[(1, 840097958), (2, 420048979), (7, 120013994), (14, 60006997), (19, 44215682), (38, 22107841), (133, 6316526), (266, 3158263), (1097, 765814), (2194, 382907), (2879, 291802), (5758, 145901), (7679, 109402), (15358, 54701), (20153, 41686), (20843, 40306)]