836886820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{127}}^1\times {\mathrm{389}}^1$

素因数の和:554

約数の個数: 144

約数和(自身を含む): 2230824960

約数和(自身を除く): 1393938140

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 121, 127, 140, 154, 220, 242, 254, 308, 385, 389, 484, 508, 605, 635, 770, 778, 847, 889, 1210, 1270, 1397, 1540, 1556, 1694, 1778, 1945, 2420, 2540, 2723, 2794, 3388, 3556, 3890, 4235, 4279, 4445, 5446, 5588, 6985, 7780, 8470, 8558, 8890, 9779, 10892, 13615, 13970, 15367, 16940, 17116, 17780, 19558, 21395, 27230, 27940, 29953, 30734, 39116, 42790, 47069, 48895, 49403, 54460, 59906, 61468, 76835, 85580, 94138, 97790, 98806, 107569, 119812, 149765, 153670, 188276, 195580, 197612, 215138, 235345, 247015, 299530, 307340, 329483, 345821, 430276, 470690, 494030, 537845, 543433, 599060, 658966, 691642, 941380, 988060, 1075690, 1086866, 1317932, 1383284, 1647415, 1729105, 2151380, 2173732, 2717165, 3294830, 3458210, 3804031, 5434330, 5977763, 6589660, 6916420, 7608062, 10868660, 11955526, 15216124, 19020155, 23911052, 29888815, 38040310, 41844341, 59777630, 76080620, 83688682, 119555260, 167377364, 209221705, 418443410, 836886820]

約数ペア:

[(1, 836886820), (2, 418443410), (4, 209221705), (5, 167377364), (7, 119555260), (10, 83688682), (11, 76080620), (14, 59777630), (20, 41844341), (22, 38040310), (28, 29888815), (35, 23911052), (44, 19020155), (55, 15216124), (70, 11955526), (77, 10868660), (110, 7608062), (121, 6916420), (127, 6589660), (140, 5977763), (154, 5434330), (220, 3804031), (242, 3458210), (254, 3294830), (308, 2717165), (385, 2173732), (389, 2151380), (484, 1729105), (508, 1647415), (605, 1383284), (635, 1317932), (770, 1086866), (778, 1075690), (847, 988060), (889, 941380), (1210, 691642), (1270, 658966), (1397, 599060), (1540, 543433), (1556, 537845), (1694, 494030), (1778, 470690), (1945, 430276), (2420, 345821), (2540, 329483), (2723, 307340), (2794, 299530), (3388, 247015), (3556, 235345), (3890, 215138), (4235, 197612), (4279, 195580), (4445, 188276), (5446, 153670), (5588, 149765), (6985, 119812), (7780, 107569), (8470, 98806), (8558, 97790), (8890, 94138), (9779, 85580), (10892, 76835), (13615, 61468), (13970, 59906), (15367, 54460), (16940, 49403), (17116, 48895), (17780, 47069), (19558, 42790), (21395, 39116), (27230, 30734), (27940, 29953)]