2012180984

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1$

素因数の和:325

約数の個数: 128

約数和(自身を含む): 4394649600

約数和(自身を除く): 2382468616

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 62, 67, 88, 101, 109, 124, 134, 202, 218, 248, 268, 341, 404, 436, 536, 682, 737, 808, 872, 1111, 1199, 1364, 1474, 2077, 2222, 2398, 2728, 2948, 3131, 3379, 4154, 4444, 4796, 5896, 6262, 6758, 6767, 7303, 8308, 8888, 9592, 11009, 12524, 13516, 13534, 14606, 16616, 22018, 22847, 25048, 27032, 27068, 29212, 34441, 37169, 44036, 45694, 54136, 58424, 68882, 74338, 74437, 80333, 88072, 91388, 121099, 137764, 148676, 148874, 160666, 182776, 209777, 226393, 242198, 275528, 297352, 297748, 321332, 341279, 419554, 452786, 484396, 595496, 642664, 682558, 737603, 839108, 905572, 968792, 1365116, 1475206, 1678216, 1811144, 2307547, 2490323, 2730232, 2950412, 3754069, 4615094, 4980646, 5900824, 7508138, 8113633, 9230188, 9961292, 15016276, 16227266, 18460376, 19922584, 22865693, 30032552, 32454532, 45731386, 64909064, 91462772, 182925544, 251522623, 503045246, 1006090492, 2012180984]

約数ペア:

[(1, 2012180984), (2, 1006090492), (4, 503045246), (8, 251522623), (11, 182925544), (22, 91462772), (31, 64909064), (44, 45731386), (62, 32454532), (67, 30032552), (88, 22865693), (101, 19922584), (109, 18460376), (124, 16227266), (134, 15016276), (202, 9961292), (218, 9230188), (248, 8113633), (268, 7508138), (341, 5900824), (404, 4980646), (436, 4615094), (536, 3754069), (682, 2950412), (737, 2730232), (808, 2490323), (872, 2307547), (1111, 1811144), (1199, 1678216), (1364, 1475206), (1474, 1365116), (2077, 968792), (2222, 905572), (2398, 839108), (2728, 737603), (2948, 682558), (3131, 642664), (3379, 595496), (4154, 484396), (4444, 452786), (4796, 419554), (5896, 341279), (6262, 321332), (6758, 297748), (6767, 297352), (7303, 275528), (8308, 242198), (8888, 226393), (9592, 209777), (11009, 182776), (12524, 160666), (13516, 148874), (13534, 148676), (14606, 137764), (16616, 121099), (22018, 91388), (22847, 88072), (25048, 80333), (27032, 74437), (27068, 74338), (29212, 68882), (34441, 58424), (37169, 54136), (44036, 45694)]