27788340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{1709}}^1$

素因数の和:1992

約数の個数: 48

約数和(自身を含む): 78140160

約数和(自身を除く): 50351820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 271, 542, 813, 1084, 1355, 1626, 1709, 2710, 3252, 3418, 4065, 5127, 5420, 6836, 8130, 8545, 10254, 16260, 17090, 20508, 25635, 34180, 51270, 102540, 463139, 926278, 1389417, 1852556, 2315695, 2778834, 4631390, 5557668, 6947085, 9262780, 13894170, 27788340]

約数ペア:

[(1, 27788340), (2, 13894170), (3, 9262780), (4, 6947085), (5, 5557668), (6, 4631390), (10, 2778834), (12, 2315695), (15, 1852556), (20, 1389417), (30, 926278), (60, 463139), (271, 102540), (542, 51270), (813, 34180), (1084, 25635), (1355, 20508), (1626, 17090), (1709, 16260), (2710, 10254), (3252, 8545), (3418, 8130), (4065, 6836), (5127, 5420)]