30122980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4663}}^1$

素因数の和:4708

約数の個数: 48

約数和(自身を含む): 70519680

約数和(自身を除く): 40396700

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, 3230, 4663, 6460, 9326, 18652, 23315, 46630, 79271, 88597, 93260, 158542, 177194, 317084, 354388, 396355, 442985, 792710, 885970, 1506149, 1585420, 1771940, 3012298, 6024596, 7530745, 15061490, 30122980]

約数ペア:

[(1, 30122980), (2, 15061490), (4, 7530745), (5, 6024596), (10, 3012298), (17, 1771940), (19, 1585420), (20, 1506149), (34, 885970), (38, 792710), (68, 442985), (76, 396355), (85, 354388), (95, 317084), (170, 177194), (190, 158542), (323, 93260), (340, 88597), (380, 79271), (646, 46630), (1292, 23315), (1615, 18652), (3230, 9326), (4663, 6460)]