16403320

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{3229}}^1$

素因数の和:3367

約数の個数: 32

約数和(自身を含む): 37209600

約数和(自身を除く): 20806280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 3229, 5080, 6458, 12916, 16145, 25832, 32290, 64580, 129160, 410083, 820166, 1640332, 2050415, 3280664, 4100830, 8201660, 16403320]

約数ペア:

[(1, 16403320), (2, 8201660), (4, 4100830), (5, 3280664), (8, 2050415), (10, 1640332), (20, 820166), (40, 410083), (127, 129160), (254, 64580), (508, 32290), (635, 25832), (1016, 16145), (1270, 12916), (2540, 6458), (3229, 5080)]