856702910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{313}}^1\times {\mathrm{641}}^1$

素因数の和:1029

約数の個数: 64

約数和(自身を含む): 1799777664

約数和(自身を除く): 943074754

約数列:

[1, 2, 5, 7, 10, 14, 35, 61, 70, 122, 305, 313, 427, 610, 626, 641, 854, 1282, 1565, 2135, 2191, 3130, 3205, 4270, 4382, 4487, 6410, 8974, 10955, 19093, 21910, 22435, 38186, 39101, 44870, 78202, 95465, 133651, 190930, 195505, 200633, 267302, 273707, 391010, 401266, 547414, 668255, 1003165, 1336510, 1368535, 1404431, 2006330, 2737070, 2808862, 7022155, 12238613, 14044310, 24477226, 61193065, 85670291, 122386130, 171340582, 428351455, 856702910]

約数ペア:

[(1, 856702910), (2, 428351455), (5, 171340582), (7, 122386130), (10, 85670291), (14, 61193065), (35, 24477226), (61, 14044310), (70, 12238613), (122, 7022155), (305, 2808862), (313, 2737070), (427, 2006330), (610, 1404431), (626, 1368535), (641, 1336510), (854, 1003165), (1282, 668255), (1565, 547414), (2135, 401266), (2191, 391010), (3130, 273707), (3205, 267302), (4270, 200633), (4382, 195505), (4487, 190930), (6410, 133651), (8974, 95465), (10955, 78202), (19093, 44870), (21910, 39101), (22435, 38186)]