421404340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{8527}}^1$

素因数の和:8896

約数の個数: 48

約数和(自身を含む): 1014354432

約数和(自身を除く): 592950092

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 353, 706, 1412, 1765, 2471, 3530, 4942, 7060, 8527, 9884, 12355, 17054, 24710, 34108, 42635, 49420, 59689, 85270, 119378, 170540, 238756, 298445, 596890, 1193780, 3010031, 6020062, 12040124, 15050155, 21070217, 30100310, 42140434, 60200620, 84280868, 105351085, 210702170, 421404340]

約数ペア:

[(1, 421404340), (2, 210702170), (4, 105351085), (5, 84280868), (7, 60200620), (10, 42140434), (14, 30100310), (20, 21070217), (28, 15050155), (35, 12040124), (70, 6020062), (140, 3010031), (353, 1193780), (706, 596890), (1412, 298445), (1765, 238756), (2471, 170540), (3530, 119378), (4942, 85270), (7060, 59689), (8527, 49420), (9884, 42635), (12355, 34108), (17054, 24710)]