2046809720

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{7823}}^1$

素因数の和:8076

約数の個数: 64

約数和(自身を含む): 4777021440

約数和(自身を除く): 2730211720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 211, 248, 310, 422, 620, 844, 1055, 1240, 1688, 2110, 4220, 6541, 7823, 8440, 13082, 15646, 26164, 31292, 32705, 39115, 52328, 62584, 65410, 78230, 130820, 156460, 242513, 261640, 312920, 485026, 970052, 1212565, 1650653, 1940104, 2425130, 3301306, 4850260, 6602612, 8253265, 9700520, 13205224, 16506530, 33013060, 51170243, 66026120, 102340486, 204680972, 255851215, 409361944, 511702430, 1023404860, 2046809720]

約数ペア:

[(1, 2046809720), (2, 1023404860), (4, 511702430), (5, 409361944), (8, 255851215), (10, 204680972), (20, 102340486), (31, 66026120), (40, 51170243), (62, 33013060), (124, 16506530), (155, 13205224), (211, 9700520), (248, 8253265), (310, 6602612), (422, 4850260), (620, 3301306), (844, 2425130), (1055, 1940104), (1240, 1650653), (1688, 1212565), (2110, 970052), (4220, 485026), (6541, 312920), (7823, 261640), (8440, 242513), (13082, 156460), (15646, 130820), (26164, 78230), (31292, 65410), (32705, 62584), (39115, 52328)]