548253640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{30391}}^1$

素因数の和:30454

約数の個数: 64

約数和(自身を含む): 1378581120

約数和(自身を除く): 830327480

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 82, 88, 110, 164, 205, 220, 328, 410, 440, 451, 820, 902, 1640, 1804, 2255, 3608, 4510, 9020, 18040, 30391, 60782, 121564, 151955, 243128, 303910, 334301, 607820, 668602, 1215640, 1246031, 1337204, 1671505, 2492062, 2674408, 3343010, 4984124, 6230155, 6686020, 9968248, 12460310, 13372040, 13706341, 24920620, 27412682, 49841240, 54825364, 68531705, 109650728, 137063410, 274126820, 548253640]

約数ペア:

[(1, 548253640), (2, 274126820), (4, 137063410), (5, 109650728), (8, 68531705), (10, 54825364), (11, 49841240), (20, 27412682), (22, 24920620), (40, 13706341), (41, 13372040), (44, 12460310), (55, 9968248), (82, 6686020), (88, 6230155), (110, 4984124), (164, 3343010), (205, 2674408), (220, 2492062), (328, 1671505), (410, 1337204), (440, 1246031), (451, 1215640), (820, 668602), (902, 607820), (1640, 334301), (1804, 303910), (2255, 243128), (3608, 151955), (4510, 121564), (9020, 60782), (18040, 30391)]