17202980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2663}}^1$

素因数の和:2708

約数の個数: 48

約数和(自身を含む): 40279680

約数和(自身を除く): 23076700

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 2663, 3230, 5326, 6460, 10652, 13315, 26630, 45271, 50597, 53260, 90542, 101194, 181084, 202388, 226355, 252985, 452710, 505970, 860149, 905420, 1011940, 1720298, 3440596, 4300745, 8601490, 17202980]

約数ペア:

[(1, 17202980), (2, 8601490), (4, 4300745), (5, 3440596), (10, 1720298), (17, 1011940), (19, 905420), (20, 860149), (34, 505970), (38, 452710), (68, 252985), (76, 226355), (85, 202388), (95, 181084), (170, 101194), (190, 90542), (323, 53260), (340, 50597), (380, 45271), (646, 26630), (1292, 13315), (1615, 10652), (2663, 6460), (3230, 5326)]