42904240

素因数分解:

$2^4\times 5^1\times {\mathrm{181}}^1\times {\mathrm{2963}}^1$

素因数の和:3157

約数の個数: 40

約数和(自身を含む): 100337328

約数和(自身を除く): 57433088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 181, 362, 724, 905, 1448, 1810, 2896, 2963, 3620, 5926, 7240, 11852, 14480, 14815, 23704, 29630, 47408, 59260, 118520, 237040, 536303, 1072606, 2145212, 2681515, 4290424, 5363030, 8580848, 10726060, 21452120, 42904240]

約数ペア:

[(1, 42904240), (2, 21452120), (4, 10726060), (5, 8580848), (8, 5363030), (10, 4290424), (16, 2681515), (20, 2145212), (40, 1072606), (80, 536303), (181, 237040), (362, 118520), (724, 59260), (905, 47408), (1448, 29630), (1810, 23704), (2896, 14815), (2963, 14480), (3620, 11852), (5926, 7240)]