4640804960

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{239711}}^1$

素因数の和:239748

約数の個数: 72

約数和(自身を含む): 12051281088

約数和(自身を除く): 7410476128

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 121, 160, 176, 220, 242, 352, 440, 484, 605, 880, 968, 1210, 1760, 1936, 2420, 3872, 4840, 9680, 19360, 239711, 479422, 958844, 1198555, 1917688, 2397110, 2636821, 3835376, 4794220, 5273642, 7670752, 9588440, 10547284, 13184105, 19176880, 21094568, 26368210, 29005031, 38353760, 42189136, 52736420, 58010062, 84378272, 105472840, 116020124, 145025155, 210945680, 232040248, 290050310, 421891360, 464080496, 580100620, 928160992, 1160201240, 2320402480, 4640804960]

約数ペア:

[(1, 4640804960), (2, 2320402480), (4, 1160201240), (5, 928160992), (8, 580100620), (10, 464080496), (11, 421891360), (16, 290050310), (20, 232040248), (22, 210945680), (32, 145025155), (40, 116020124), (44, 105472840), (55, 84378272), (80, 58010062), (88, 52736420), (110, 42189136), (121, 38353760), (160, 29005031), (176, 26368210), (220, 21094568), (242, 19176880), (352, 13184105), (440, 10547284), (484, 9588440), (605, 7670752), (880, 5273642), (968, 4794220), (1210, 3835376), (1760, 2636821), (1936, 2397110), (2420, 1917688), (3872, 1198555), (4840, 958844), (9680, 479422), (19360, 239711)]