4386840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{263}}^1$

素因数の和:416

約数の個数: 64

約数和(自身を含む): 13305600

約数和(自身を除く): 8918760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 139, 263, 278, 417, 526, 556, 695, 789, 834, 1052, 1112, 1315, 1390, 1578, 1668, 2085, 2104, 2630, 2780, 3156, 3336, 3945, 4170, 5260, 5560, 6312, 7890, 8340, 10520, 15780, 16680, 31560, 36557, 73114, 109671, 146228, 182785, 219342, 292456, 365570, 438684, 548355, 731140, 877368, 1096710, 1462280, 2193420, 4386840]

約数ペア:

[(1, 4386840), (2, 2193420), (3, 1462280), (4, 1096710), (5, 877368), (6, 731140), (8, 548355), (10, 438684), (12, 365570), (15, 292456), (20, 219342), (24, 182785), (30, 146228), (40, 109671), (60, 73114), (120, 36557), (139, 31560), (263, 16680), (278, 15780), (417, 10520), (526, 8340), (556, 7890), (695, 6312), (789, 5560), (834, 5260), (1052, 4170), (1112, 3945), (1315, 3336), (1390, 3156), (1578, 2780), (1668, 2630), (2085, 2104)]