4001340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{1361}}^1$

素因数の和:1387

約数の個数: 72

約数和(自身を含む): 13042512

約数和(自身を除く): 9041172

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1361, 1470, 2722, 2940, 4083, 5444, 6805, 8166, 9527, 13610, 16332, 19054, 20415, 27220, 28581, 38108, 40830, 47635, 57162, 66689, 81660, 95270, 114324, 133378, 142905, 190540, 200067, 266756, 285810, 333445, 400134, 571620, 666890, 800268, 1000335, 1333780, 2000670, 4001340]

約数ペア:

[(1, 4001340), (2, 2000670), (3, 1333780), (4, 1000335), (5, 800268), (6, 666890), (7, 571620), (10, 400134), (12, 333445), (14, 285810), (15, 266756), (20, 200067), (21, 190540), (28, 142905), (30, 133378), (35, 114324), (42, 95270), (49, 81660), (60, 66689), (70, 57162), (84, 47635), (98, 40830), (105, 38108), (140, 28581), (147, 27220), (196, 20415), (210, 19054), (245, 16332), (294, 13610), (420, 9527), (490, 8166), (588, 6805), (735, 5444), (980, 4083), (1361, 2940), (1470, 2722)]