2201620

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:160

約数の個数: 48

約数和(自身を含む): 4935168

約数和(自身を除く): 2733548

約数列:

[1, 2, 4, 5, 10, 20, 31, 53, 62, 67, 106, 124, 134, 155, 212, 265, 268, 310, 335, 530, 620, 670, 1060, 1340, 1643, 2077, 3286, 3551, 4154, 6572, 7102, 8215, 8308, 10385, 14204, 16430, 17755, 20770, 32860, 35510, 41540, 71020, 110081, 220162, 440324, 550405, 1100810, 2201620]

約数ペア:

[(1, 2201620), (2, 1100810), (4, 550405), (5, 440324), (10, 220162), (20, 110081), (31, 71020), (53, 41540), (62, 35510), (67, 32860), (106, 20770), (124, 17755), (134, 16430), (155, 14204), (212, 10385), (265, 8308), (268, 8215), (310, 7102), (335, 6572), (530, 4154), (620, 3551), (670, 3286), (1060, 2077), (1340, 1643)]