4007556

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:76

約数の個数: 144

約数和(自身を含む): 13045760

約数和(自身を除く): 9038204

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 27, 28, 31, 36, 38, 42, 54, 57, 62, 63, 76, 81, 84, 93, 108, 114, 124, 126, 133, 162, 171, 186, 189, 217, 228, 243, 252, 266, 279, 324, 342, 372, 378, 399, 434, 486, 513, 532, 558, 567, 589, 651, 684, 756, 798, 837, 868, 972, 1026, 1116, 1134, 1178, 1197, 1302, 1539, 1596, 1674, 1701, 1767, 1953, 2052, 2268, 2356, 2394, 2511, 2604, 3078, 3348, 3402, 3534, 3591, 3906, 4123, 4617, 4788, 5022, 5301, 5859, 6156, 6804, 7068, 7182, 7533, 7812, 8246, 9234, 10044, 10602, 10773, 11718, 12369, 14364, 15066, 15903, 16492, 17577, 18468, 21204, 21546, 23436, 24738, 30132, 31806, 32319, 35154, 37107, 43092, 47709, 49476, 52731, 63612, 64638, 70308, 74214, 95418, 105462, 111321, 129276, 143127, 148428, 190836, 210924, 222642, 286254, 333963, 445284, 572508, 667926, 1001889, 1335852, 2003778, 4007556]

約数ペア:

[(1, 4007556), (2, 2003778), (3, 1335852), (4, 1001889), (6, 667926), (7, 572508), (9, 445284), (12, 333963), (14, 286254), (18, 222642), (19, 210924), (21, 190836), (27, 148428), (28, 143127), (31, 129276), (36, 111321), (38, 105462), (42, 95418), (54, 74214), (57, 70308), (62, 64638), (63, 63612), (76, 52731), (81, 49476), (84, 47709), (93, 43092), (108, 37107), (114, 35154), (124, 32319), (126, 31806), (133, 30132), (162, 24738), (171, 23436), (186, 21546), (189, 21204), (217, 18468), (228, 17577), (243, 16492), (252, 15903), (266, 15066), (279, 14364), (324, 12369), (342, 11718), (372, 10773), (378, 10602), (399, 10044), (434, 9234), (486, 8246), (513, 7812), (532, 7533), (558, 7182), (567, 7068), (589, 6804), (651, 6156), (684, 5859), (756, 5301), (798, 5022), (837, 4788), (868, 4617), (972, 4123), (1026, 3906), (1116, 3591), (1134, 3534), (1178, 3402), (1197, 3348), (1302, 3078), (1539, 2604), (1596, 2511), (1674, 2394), (1701, 2356), (1767, 2268), (1953, 2052)]