2019773420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2459}}^1\times {\mathrm{5867}}^1$

素因数の和:8342

約数の個数: 48

約数和(自身を含む): 4850254080

約数和(自身を除く): 2830480660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2459, 4918, 5867, 9836, 11734, 12295, 17213, 23468, 24590, 29335, 34426, 41069, 49180, 58670, 68852, 82138, 86065, 117340, 164276, 172130, 205345, 344260, 410690, 821380, 14426953, 28853906, 57707812, 72134765, 100988671, 144269530, 201977342, 288539060, 403954684, 504943355, 1009886710, 2019773420]

約数ペア:

[(1, 2019773420), (2, 1009886710), (4, 504943355), (5, 403954684), (7, 288539060), (10, 201977342), (14, 144269530), (20, 100988671), (28, 72134765), (35, 57707812), (70, 28853906), (140, 14426953), (2459, 821380), (4918, 410690), (5867, 344260), (9836, 205345), (11734, 172130), (12295, 164276), (17213, 117340), (23468, 86065), (24590, 82138), (29335, 68852), (34426, 58670), (41069, 49180)]