20522280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{9001}}^1$

素因数の和:9034

約数の個数: 64

約数和(自身を含む): 64814400

約数和(自身を除く): 44292120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 9001, 18002, 27003, 36004, 45005, 54006, 72008, 90010, 108012, 135015, 171019, 180020, 216024, 270030, 342038, 360040, 513057, 540060, 684076, 855095, 1026114, 1080120, 1368152, 1710190, 2052228, 2565285, 3420380, 4104456, 5130570, 6840760, 10261140, 20522280]

約数ペア:

[(1, 20522280), (2, 10261140), (3, 6840760), (4, 5130570), (5, 4104456), (6, 3420380), (8, 2565285), (10, 2052228), (12, 1710190), (15, 1368152), (19, 1080120), (20, 1026114), (24, 855095), (30, 684076), (38, 540060), (40, 513057), (57, 360040), (60, 342038), (76, 270030), (95, 216024), (114, 180020), (120, 171019), (152, 135015), (190, 108012), (228, 90010), (285, 72008), (380, 54006), (456, 45005), (570, 36004), (760, 27003), (1140, 18002), (2280, 9001)]