2045185780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{5273}}^1$

素因数の和:5377

約数の個数: 96

約数和(自身を含む): 4912161408

約数和(自身を除く): 2866975628

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 43, 44, 55, 82, 86, 110, 164, 172, 205, 215, 220, 410, 430, 451, 473, 820, 860, 902, 946, 1763, 1804, 1892, 2255, 2365, 3526, 4510, 4730, 5273, 7052, 8815, 9020, 9460, 10546, 17630, 19393, 21092, 26365, 35260, 38786, 52730, 58003, 77572, 96965, 105460, 116006, 193930, 216193, 226739, 232012, 290015, 387860, 432386, 453478, 580030, 864772, 906956, 1080965, 1133695, 1160060, 2161930, 2267390, 2378123, 2494129, 4323860, 4534780, 4756246, 4988258, 9296299, 9512492, 9976516, 11890615, 12470645, 18592598, 23781230, 24941290, 37185196, 46481495, 47562460, 49882580, 92962990, 102259289, 185925980, 204518578, 409037156, 511296445, 1022592890, 2045185780]

約数ペア:

[(1, 2045185780), (2, 1022592890), (4, 511296445), (5, 409037156), (10, 204518578), (11, 185925980), (20, 102259289), (22, 92962990), (41, 49882580), (43, 47562460), (44, 46481495), (55, 37185196), (82, 24941290), (86, 23781230), (110, 18592598), (164, 12470645), (172, 11890615), (205, 9976516), (215, 9512492), (220, 9296299), (410, 4988258), (430, 4756246), (451, 4534780), (473, 4323860), (820, 2494129), (860, 2378123), (902, 2267390), (946, 2161930), (1763, 1160060), (1804, 1133695), (1892, 1080965), (2255, 906956), (2365, 864772), (3526, 580030), (4510, 453478), (4730, 432386), (5273, 387860), (7052, 290015), (8815, 232012), (9020, 226739), (9460, 216193), (10546, 193930), (17630, 116006), (19393, 105460), (21092, 96965), (26365, 77572), (35260, 58003), (38786, 52730)]