20653800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{1187}}^1$

素因数の和:1235

約数の個数: 96

約数和(自身を含む): 66290400

約数和(自身を除く): 45636600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 29, 30, 40, 50, 58, 60, 75, 87, 100, 116, 120, 145, 150, 174, 200, 232, 290, 300, 348, 435, 580, 600, 696, 725, 870, 1160, 1187, 1450, 1740, 2175, 2374, 2900, 3480, 3561, 4350, 4748, 5800, 5935, 7122, 8700, 9496, 11870, 14244, 17400, 17805, 23740, 28488, 29675, 34423, 35610, 47480, 59350, 68846, 71220, 89025, 103269, 118700, 137692, 142440, 172115, 178050, 206538, 237400, 275384, 344230, 356100, 413076, 516345, 688460, 712200, 826152, 860575, 1032690, 1376920, 1721150, 2065380, 2581725, 3442300, 4130760, 5163450, 6884600, 10326900, 20653800]

約数ペア:

[(1, 20653800), (2, 10326900), (3, 6884600), (4, 5163450), (5, 4130760), (6, 3442300), (8, 2581725), (10, 2065380), (12, 1721150), (15, 1376920), (20, 1032690), (24, 860575), (25, 826152), (29, 712200), (30, 688460), (40, 516345), (50, 413076), (58, 356100), (60, 344230), (75, 275384), (87, 237400), (100, 206538), (116, 178050), (120, 172115), (145, 142440), (150, 137692), (174, 118700), (200, 103269), (232, 89025), (290, 71220), (300, 68846), (348, 59350), (435, 47480), (580, 35610), (600, 34423), (696, 29675), (725, 28488), (870, 23740), (1160, 17805), (1187, 17400), (1450, 14244), (1740, 11870), (2175, 9496), (2374, 8700), (2900, 7122), (3480, 5935), (3561, 5800), (4350, 4748)]