40349218

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:211

約数の個数: 64

約数和(自身を含む): 78382080

約数和(自身を除く): 38032862

約数列:

[1, 2, 7, 13, 14, 26, 47, 53, 89, 91, 94, 106, 178, 182, 329, 371, 611, 623, 658, 689, 742, 1157, 1222, 1246, 1378, 2314, 2491, 4183, 4277, 4717, 4823, 4982, 8099, 8366, 8554, 9434, 9646, 16198, 17437, 29281, 32383, 33019, 34874, 54379, 58562, 61321, 64766, 66038, 108758, 122642, 221699, 226681, 380653, 429247, 443398, 453362, 761306, 858494, 1551893, 2882087, 3103786, 5764174, 20174609, 40349218]

約数ペア:

[(1, 40349218), (2, 20174609), (7, 5764174), (13, 3103786), (14, 2882087), (26, 1551893), (47, 858494), (53, 761306), (89, 453362), (91, 443398), (94, 429247), (106, 380653), (178, 226681), (182, 221699), (329, 122642), (371, 108758), (611, 66038), (623, 64766), (658, 61321), (689, 58562), (742, 54379), (1157, 34874), (1222, 33019), (1246, 32383), (1378, 29281), (2314, 17437), (2491, 16198), (4183, 9646), (4277, 9434), (4717, 8554), (4823, 8366), (4982, 8099)]