20806110

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17783}}^1$

素因数の和:17809

約数の個数: 48

約数和(自身を含む): 58260384

約数和(自身を除く): 37454274

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 17783, 35566, 53349, 88915, 106698, 160047, 177830, 231179, 266745, 320094, 462358, 533490, 693537, 800235, 1155895, 1387074, 1600470, 2080611, 2311790, 3467685, 4161222, 6935370, 10403055, 20806110]

約数ペア:

[(1, 20806110), (2, 10403055), (3, 6935370), (5, 4161222), (6, 3467685), (9, 2311790), (10, 2080611), (13, 1600470), (15, 1387074), (18, 1155895), (26, 800235), (30, 693537), (39, 533490), (45, 462358), (65, 320094), (78, 266745), (90, 231179), (117, 177830), (130, 160047), (195, 106698), (234, 88915), (390, 53349), (585, 35566), (1170, 17783)]