11107760

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3229}}^1$

素因数の和:3285

約数の個数: 40

約数和(自身を含む): 26434320

約数和(自身を除く): 15326560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3229, 3440, 6458, 12916, 16145, 25832, 32290, 51664, 64580, 129160, 138847, 258320, 277694, 555388, 694235, 1110776, 1388470, 2221552, 2776940, 5553880, 11107760]

約数ペア:

[(1, 11107760), (2, 5553880), (4, 2776940), (5, 2221552), (8, 1388470), (10, 1110776), (16, 694235), (20, 555388), (40, 277694), (43, 258320), (80, 138847), (86, 129160), (172, 64580), (215, 51664), (344, 32290), (430, 25832), (688, 16145), (860, 12916), (1720, 6458), (3229, 3440)]