6811640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{137}}^1$

素因数の和:272

約数の個数: 64

約数和(自身を含む): 16990560

約数和(自身を除く): 10178920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 113, 137, 220, 226, 274, 440, 452, 548, 565, 685, 904, 1096, 1130, 1243, 1370, 1507, 2260, 2486, 2740, 3014, 4520, 4972, 5480, 6028, 6215, 7535, 9944, 12056, 12430, 15070, 15481, 24860, 30140, 30962, 49720, 60280, 61924, 77405, 123848, 154810, 170291, 309620, 340582, 619240, 681164, 851455, 1362328, 1702910, 3405820, 6811640]

約数ペア:

[(1, 6811640), (2, 3405820), (4, 1702910), (5, 1362328), (8, 851455), (10, 681164), (11, 619240), (20, 340582), (22, 309620), (40, 170291), (44, 154810), (55, 123848), (88, 77405), (110, 61924), (113, 60280), (137, 49720), (220, 30962), (226, 30140), (274, 24860), (440, 15481), (452, 15070), (548, 12430), (565, 12056), (685, 9944), (904, 7535), (1096, 6215), (1130, 6028), (1243, 5480), (1370, 4972), (1507, 4520), (2260, 3014), (2486, 2740)]