20483820

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{5419}}^1$

素因数の和:5444

約数の個数: 96

約数和(自身を含む): 72844800

約数和(自身を除く): 52360980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 5419, 10838, 16257, 21676, 27095, 32514, 37933, 48771, 54190, 65028, 75866, 81285, 97542, 108380, 113799, 146313, 151732, 162570, 189665, 195084, 227598, 243855, 292626, 325140, 341397, 379330, 455196, 487710, 568995, 585252, 682794, 731565, 758660, 975420, 1024191, 1137990, 1365588, 1463130, 1706985, 2048382, 2275980, 2926260, 3413970, 4096764, 5120955, 6827940, 10241910, 20483820]

約数ペア:

[(1, 20483820), (2, 10241910), (3, 6827940), (4, 5120955), (5, 4096764), (6, 3413970), (7, 2926260), (9, 2275980), (10, 2048382), (12, 1706985), (14, 1463130), (15, 1365588), (18, 1137990), (20, 1024191), (21, 975420), (27, 758660), (28, 731565), (30, 682794), (35, 585252), (36, 568995), (42, 487710), (45, 455196), (54, 379330), (60, 341397), (63, 325140), (70, 292626), (84, 243855), (90, 227598), (105, 195084), (108, 189665), (126, 162570), (135, 151732), (140, 146313), (180, 113799), (189, 108380), (210, 97542), (252, 81285), (270, 75866), (315, 65028), (378, 54190), (420, 48771), (540, 37933), (630, 32514), (756, 27095), (945, 21676), (1260, 16257), (1890, 10838), (3780, 5419)]