666420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{383}}^1$

素因数の和:424

約数の個数: 48

約数和(自身を含む): 1935360

約数和(自身を除く): 1268940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 145, 174, 290, 348, 383, 435, 580, 766, 870, 1149, 1532, 1740, 1915, 2298, 3830, 4596, 5745, 7660, 11107, 11490, 22214, 22980, 33321, 44428, 55535, 66642, 111070, 133284, 166605, 222140, 333210, 666420]

約数ペア:

[(1, 666420), (2, 333210), (3, 222140), (4, 166605), (5, 133284), (6, 111070), (10, 66642), (12, 55535), (15, 44428), (20, 33321), (29, 22980), (30, 22214), (58, 11490), (60, 11107), (87, 7660), (116, 5745), (145, 4596), (174, 3830), (290, 2298), (348, 1915), (383, 1740), (435, 1532), (580, 1149), (766, 870)]