2012597840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{257}}^1\times {\mathrm{809}}^1$

素因数の和:1101

約数の個数: 120

約数和(自身を含む): 5169747240

約数和(自身を除く): 3157149400

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 176, 220, 242, 257, 440, 484, 514, 605, 809, 880, 968, 1028, 1210, 1285, 1618, 1936, 2056, 2420, 2570, 2827, 3236, 4045, 4112, 4840, 5140, 5654, 6472, 8090, 8899, 9680, 10280, 11308, 12944, 14135, 16180, 17798, 20560, 22616, 28270, 31097, 32360, 35596, 44495, 45232, 56540, 62194, 64720, 71192, 88990, 97889, 113080, 124388, 142384, 155485, 177980, 195778, 207913, 226160, 248776, 310970, 355960, 391556, 415826, 489445, 497552, 621940, 711920, 783112, 831652, 978890, 1039565, 1243880, 1566224, 1663304, 1957780, 2079130, 2287043, 2487760, 3326608, 3915560, 4158260, 4574086, 7831120, 8316520, 9148172, 11435215, 16633040, 18296344, 22870430, 25157473, 36592688, 45740860, 50314946, 91481720, 100629892, 125787365, 182963440, 201259784, 251574730, 402519568, 503149460, 1006298920, 2012597840]

約数ペア:

[(1, 2012597840), (2, 1006298920), (4, 503149460), (5, 402519568), (8, 251574730), (10, 201259784), (11, 182963440), (16, 125787365), (20, 100629892), (22, 91481720), (40, 50314946), (44, 45740860), (55, 36592688), (80, 25157473), (88, 22870430), (110, 18296344), (121, 16633040), (176, 11435215), (220, 9148172), (242, 8316520), (257, 7831120), (440, 4574086), (484, 4158260), (514, 3915560), (605, 3326608), (809, 2487760), (880, 2287043), (968, 2079130), (1028, 1957780), (1210, 1663304), (1285, 1566224), (1618, 1243880), (1936, 1039565), (2056, 978890), (2420, 831652), (2570, 783112), (2827, 711920), (3236, 621940), (4045, 497552), (4112, 489445), (4840, 415826), (5140, 391556), (5654, 355960), (6472, 310970), (8090, 248776), (8899, 226160), (9680, 207913), (10280, 195778), (11308, 177980), (12944, 155485), (14135, 142384), (16180, 124388), (17798, 113080), (20560, 97889), (22616, 88990), (28270, 71192), (31097, 64720), (32360, 62194), (35596, 56540), (44495, 45232)]