40005784

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{307}}^1$

素因数の和:512

約数の個数: 64

約数和(自身を含む): 93139200

約数和(自身を除く): 53133416

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 179, 182, 307, 358, 364, 614, 716, 728, 1228, 1253, 1432, 2149, 2327, 2456, 2506, 3991, 4298, 4654, 5012, 7982, 8596, 9308, 10024, 15964, 16289, 17192, 18616, 27937, 31928, 32578, 54953, 55874, 65156, 109906, 111748, 130312, 219812, 223496, 384671, 439624, 714389, 769342, 1428778, 1538684, 2857556, 3077368, 5000723, 5715112, 10001446, 20002892, 40005784]

約数ペア:

[(1, 40005784), (2, 20002892), (4, 10001446), (7, 5715112), (8, 5000723), (13, 3077368), (14, 2857556), (26, 1538684), (28, 1428778), (52, 769342), (56, 714389), (91, 439624), (104, 384671), (179, 223496), (182, 219812), (307, 130312), (358, 111748), (364, 109906), (614, 65156), (716, 55874), (728, 54953), (1228, 32578), (1253, 31928), (1432, 27937), (2149, 18616), (2327, 17192), (2456, 16289), (2506, 15964), (3991, 10024), (4298, 9308), (4654, 8596), (5012, 7982)]