202220740

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{229}}^1\times {\mathrm{659}}^1$

素因数の和:964

約数の個数: 48

約数和(自身を含む): 433540800

約数和(自身を除く): 231320060

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 229, 268, 335, 458, 659, 670, 916, 1145, 1318, 1340, 2290, 2636, 3295, 4580, 6590, 13180, 15343, 30686, 44153, 61372, 76715, 88306, 150911, 153430, 176612, 220765, 301822, 306860, 441530, 603644, 754555, 883060, 1509110, 3018220, 10111037, 20222074, 40444148, 50555185, 101110370, 202220740]

約数ペア:

[(1, 202220740), (2, 101110370), (4, 50555185), (5, 40444148), (10, 20222074), (20, 10111037), (67, 3018220), (134, 1509110), (229, 883060), (268, 754555), (335, 603644), (458, 441530), (659, 306860), (670, 301822), (916, 220765), (1145, 176612), (1318, 153430), (1340, 150911), (2290, 88306), (2636, 76715), (3295, 61372), (4580, 44153), (6590, 30686), (13180, 15343)]