620871260

素因数分解:

$2^2\times 5^1\times {\mathrm{829}}^1\times {\mathrm{37447}}^1$

素因数の和:38285

約数の個数: 24

約数和(自身を含む): 1305437280

約数和(自身を除く): 684566020

約数列:

[1, 2, 4, 5, 10, 20, 829, 1658, 3316, 4145, 8290, 16580, 37447, 74894, 149788, 187235, 374470, 748940, 31043563, 62087126, 124174252, 155217815, 310435630, 620871260]

約数ペア:

[(1, 620871260), (2, 310435630), (4, 155217815), (5, 124174252), (10, 62087126), (20, 31043563), (829, 748940), (1658, 374470), (3316, 187235), (4145, 149788), (8290, 74894), (16580, 37447)]