22487440

素因数分解:

$2^4\times 5^1\times {\mathrm{181}}^1\times {\mathrm{1553}}^1$

素因数の和:1747

約数の個数: 40

約数和(自身を含む): 52606008

約数和(自身を除く): 30118568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 181, 362, 724, 905, 1448, 1553, 1810, 2896, 3106, 3620, 6212, 7240, 7765, 12424, 14480, 15530, 24848, 31060, 62120, 124240, 281093, 562186, 1124372, 1405465, 2248744, 2810930, 4497488, 5621860, 11243720, 22487440]

約数ペア:

[(1, 22487440), (2, 11243720), (4, 5621860), (5, 4497488), (8, 2810930), (10, 2248744), (16, 1405465), (20, 1124372), (40, 562186), (80, 281093), (181, 124240), (362, 62120), (724, 31060), (905, 24848), (1448, 15530), (1553, 14480), (1810, 12424), (2896, 7765), (3106, 7240), (3620, 6212)]