297387920

素因数分解:

$2^4\times 5^1\times {\mathrm{281}}^1\times {\mathrm{13229}}^1$

素因数の和:13523

約数の個数: 40

約数和(自身を含む): 693939960

約数和(自身を除く): 396552040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 281, 562, 1124, 1405, 2248, 2810, 4496, 5620, 11240, 13229, 22480, 26458, 52916, 66145, 105832, 132290, 211664, 264580, 529160, 1058320, 3717349, 7434698, 14869396, 18586745, 29738792, 37173490, 59477584, 74346980, 148693960, 297387920]

約数ペア:

[(1, 297387920), (2, 148693960), (4, 74346980), (5, 59477584), (8, 37173490), (10, 29738792), (16, 18586745), (20, 14869396), (40, 7434698), (80, 3717349), (281, 1058320), (562, 529160), (1124, 264580), (1405, 211664), (2248, 132290), (2810, 105832), (4496, 66145), (5620, 52916), (11240, 26458), (13229, 22480)]