228789680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{408553}}^1$

素因数の和:408573

約数の個数: 40

約数和(自身を含む): 607928352

約数和(自身を除く): 379138672

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 408553, 817106, 1634212, 2042765, 2859871, 3268424, 4085530, 5719742, 6536848, 8171060, 11439484, 14299355, 16342120, 22878968, 28598710, 32684240, 45757936, 57197420, 114394840, 228789680]

約数ペア:

[(1, 228789680), (2, 114394840), (4, 57197420), (5, 45757936), (7, 32684240), (8, 28598710), (10, 22878968), (14, 16342120), (16, 14299355), (20, 11439484), (28, 8171060), (35, 6536848), (40, 5719742), (56, 4085530), (70, 3268424), (80, 2859871), (112, 2042765), (140, 1634212), (280, 817106), (560, 408553)]