40007856

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1$

素因数の和:239

約数の個数: 160

約数和(自身を含む): 127991808

約数和(自身を除く): 87983952

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 31, 42, 46, 48, 56, 62, 69, 84, 92, 93, 112, 124, 138, 161, 167, 168, 184, 186, 217, 248, 276, 322, 334, 336, 368, 372, 434, 483, 496, 501, 552, 644, 651, 668, 713, 744, 868, 966, 1002, 1104, 1169, 1288, 1302, 1336, 1426, 1488, 1736, 1932, 2004, 2139, 2338, 2576, 2604, 2672, 2852, 3472, 3507, 3841, 3864, 4008, 4278, 4676, 4991, 5177, 5208, 5704, 7014, 7682, 7728, 8016, 8556, 9352, 9982, 10354, 10416, 11408, 11523, 14028, 14973, 15364, 15531, 17112, 18704, 19964, 20708, 23046, 26887, 28056, 29946, 30728, 31062, 34224, 36239, 39928, 41416, 46092, 53774, 56112, 59892, 61456, 62124, 72478, 79856, 80661, 82832, 92184, 107548, 108717, 119071, 119784, 124248, 144956, 161322, 184368, 215096, 217434, 238142, 239568, 248496, 289912, 322644, 357213, 430192, 434868, 476284, 579824, 645288, 714426, 833497, 869736, 952568, 1290576, 1428852, 1666994, 1739472, 1905136, 2500491, 2857704, 3333988, 5000982, 5715408, 6667976, 10001964, 13335952, 20003928, 40007856]

約数ペア:

[(1, 40007856), (2, 20003928), (3, 13335952), (4, 10001964), (6, 6667976), (7, 5715408), (8, 5000982), (12, 3333988), (14, 2857704), (16, 2500491), (21, 1905136), (23, 1739472), (24, 1666994), (28, 1428852), (31, 1290576), (42, 952568), (46, 869736), (48, 833497), (56, 714426), (62, 645288), (69, 579824), (84, 476284), (92, 434868), (93, 430192), (112, 357213), (124, 322644), (138, 289912), (161, 248496), (167, 239568), (168, 238142), (184, 217434), (186, 215096), (217, 184368), (248, 161322), (276, 144956), (322, 124248), (334, 119784), (336, 119071), (368, 108717), (372, 107548), (434, 92184), (483, 82832), (496, 80661), (501, 79856), (552, 72478), (644, 62124), (651, 61456), (668, 59892), (713, 56112), (744, 53774), (868, 46092), (966, 41416), (1002, 39928), (1104, 36239), (1169, 34224), (1288, 31062), (1302, 30728), (1336, 29946), (1426, 28056), (1488, 26887), (1736, 23046), (1932, 20708), (2004, 19964), (2139, 18704), (2338, 17112), (2576, 15531), (2604, 15364), (2672, 14973), (2852, 14028), (3472, 11523), (3507, 11408), (3841, 10416), (3864, 10354), (4008, 9982), (4278, 9352), (4676, 8556), (4991, 8016), (5177, 7728), (5208, 7682), (5704, 7014)]