20021430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{359}}^1$

素因数の和:406

約数の個数: 96

約数和(自身を含む): 56920320

約数和(自身を除く): 36898890

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 26, 30, 33, 39, 55, 65, 66, 78, 110, 130, 143, 165, 169, 195, 286, 330, 338, 359, 390, 429, 507, 715, 718, 845, 858, 1014, 1077, 1430, 1690, 1795, 1859, 2145, 2154, 2535, 3590, 3718, 3949, 4290, 4667, 5070, 5385, 5577, 7898, 9295, 9334, 10770, 11154, 11847, 14001, 18590, 19745, 23335, 23694, 27885, 28002, 39490, 46670, 51337, 55770, 59235, 60671, 70005, 102674, 118470, 121342, 140010, 154011, 182013, 256685, 303355, 308022, 364026, 513370, 606710, 667381, 770055, 910065, 1334762, 1540110, 1820130, 2002143, 3336905, 4004286, 6673810, 10010715, 20021430]

約数ペア:

[(1, 20021430), (2, 10010715), (3, 6673810), (5, 4004286), (6, 3336905), (10, 2002143), (11, 1820130), (13, 1540110), (15, 1334762), (22, 910065), (26, 770055), (30, 667381), (33, 606710), (39, 513370), (55, 364026), (65, 308022), (66, 303355), (78, 256685), (110, 182013), (130, 154011), (143, 140010), (165, 121342), (169, 118470), (195, 102674), (286, 70005), (330, 60671), (338, 59235), (359, 55770), (390, 51337), (429, 46670), (507, 39490), (715, 28002), (718, 27885), (845, 23694), (858, 23335), (1014, 19745), (1077, 18590), (1430, 14001), (1690, 11847), (1795, 11154), (1859, 10770), (2145, 9334), (2154, 9295), (2535, 7898), (3590, 5577), (3718, 5385), (3949, 5070), (4290, 4667)]