1520298860

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{26113}}^1$

素因数の和:26234

約数の個数: 48

約数和(自身を含む): 3316686912

約数和(自身を除く): 1796388052

約数列:

[1, 2, 4, 5, 10, 20, 41, 71, 82, 142, 164, 205, 284, 355, 410, 710, 820, 1420, 2911, 5822, 11644, 14555, 26113, 29110, 52226, 58220, 104452, 130565, 261130, 522260, 1070633, 1854023, 2141266, 3708046, 4282532, 5353165, 7416092, 9270115, 10706330, 18540230, 21412660, 37080460, 76014943, 152029886, 304059772, 380074715, 760149430, 1520298860]

約数ペア:

[(1, 1520298860), (2, 760149430), (4, 380074715), (5, 304059772), (10, 152029886), (20, 76014943), (41, 37080460), (71, 21412660), (82, 18540230), (142, 10706330), (164, 9270115), (205, 7416092), (284, 5353165), (355, 4282532), (410, 3708046), (710, 2141266), (820, 1854023), (1420, 1070633), (2911, 522260), (5822, 261130), (11644, 130565), (14555, 104452), (26113, 58220), (29110, 52226)]