7801970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3733}}^1$

素因数の和:3770

約数の個数: 32

約数和(自身を含む): 16130880

約数和(自身を除く): 8328910

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 3733, 7466, 18665, 37330, 41063, 70927, 82126, 141854, 205315, 354635, 410630, 709270, 780197, 1560394, 3900985, 7801970]

約数ペア:

[(1, 7801970), (2, 3900985), (5, 1560394), (10, 780197), (11, 709270), (19, 410630), (22, 354635), (38, 205315), (55, 141854), (95, 82126), (110, 70927), (190, 41063), (209, 37330), (418, 18665), (1045, 7466), (2090, 3733)]