20397600

素因数分解:

$2^5\times 3^2\times 5^2\times {\mathrm{2833}}^1$

素因数の和:2859

約数の個数: 108

約数和(自身を含む): 71952426

約数和(自身を除く): 51554826

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 96, 100, 120, 144, 150, 160, 180, 200, 225, 240, 288, 300, 360, 400, 450, 480, 600, 720, 800, 900, 1200, 1440, 1800, 2400, 2833, 3600, 5666, 7200, 8499, 11332, 14165, 16998, 22664, 25497, 28330, 33996, 42495, 45328, 50994, 56660, 67992, 70825, 84990, 90656, 101988, 113320, 127485, 135984, 141650, 169980, 203976, 212475, 226640, 254970, 271968, 283300, 339960, 407952, 424950, 453280, 509940, 566600, 637425, 679920, 815904, 849900, 1019880, 1133200, 1274850, 1359840, 1699800, 2039760, 2266400, 2549700, 3399600, 4079520, 5099400, 6799200, 10198800, 20397600]

約数ペア:

[(1, 20397600), (2, 10198800), (3, 6799200), (4, 5099400), (5, 4079520), (6, 3399600), (8, 2549700), (9, 2266400), (10, 2039760), (12, 1699800), (15, 1359840), (16, 1274850), (18, 1133200), (20, 1019880), (24, 849900), (25, 815904), (30, 679920), (32, 637425), (36, 566600), (40, 509940), (45, 453280), (48, 424950), (50, 407952), (60, 339960), (72, 283300), (75, 271968), (80, 254970), (90, 226640), (96, 212475), (100, 203976), (120, 169980), (144, 141650), (150, 135984), (160, 127485), (180, 113320), (200, 101988), (225, 90656), (240, 84990), (288, 70825), (300, 67992), (360, 56660), (400, 50994), (450, 45328), (480, 42495), (600, 33996), (720, 28330), (800, 25497), (900, 22664), (1200, 16998), (1440, 14165), (1800, 11332), (2400, 8499), (2833, 7200), (3600, 5666)]