7229440

素因数分解:

$2^{12}\times 5^1\times {\mathrm{353}}^1$

素因数の和:382

約数の個数: 52

約数和(自身を含む): 17397684

約数和(自身を除く): 10168244

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 353, 512, 640, 706, 1024, 1280, 1412, 1765, 2048, 2560, 2824, 3530, 4096, 5120, 5648, 7060, 10240, 11296, 14120, 20480, 22592, 28240, 45184, 56480, 90368, 112960, 180736, 225920, 361472, 451840, 722944, 903680, 1445888, 1807360, 3614720, 7229440]

約数ペア:

[(1, 7229440), (2, 3614720), (4, 1807360), (5, 1445888), (8, 903680), (10, 722944), (16, 451840), (20, 361472), (32, 225920), (40, 180736), (64, 112960), (80, 90368), (128, 56480), (160, 45184), (256, 28240), (320, 22592), (353, 20480), (512, 14120), (640, 11296), (706, 10240), (1024, 7060), (1280, 5648), (1412, 5120), (1765, 4096), (2048, 3530), (2560, 2824)]