20824200

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{503}}^1$

素因数の和:548

約数の個数: 144

約数和(自身を含む): 73120320

約数和(自身を除く): 52296120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 25, 30, 36, 40, 45, 46, 50, 60, 69, 72, 75, 90, 92, 100, 115, 120, 138, 150, 180, 184, 200, 207, 225, 230, 276, 300, 345, 360, 414, 450, 460, 503, 552, 575, 600, 690, 828, 900, 920, 1006, 1035, 1150, 1380, 1509, 1656, 1725, 1800, 2012, 2070, 2300, 2515, 2760, 3018, 3450, 4024, 4140, 4527, 4600, 5030, 5175, 6036, 6900, 7545, 8280, 9054, 10060, 10350, 11569, 12072, 12575, 13800, 15090, 18108, 20120, 20700, 22635, 23138, 25150, 30180, 34707, 36216, 37725, 41400, 45270, 46276, 50300, 57845, 60360, 69414, 75450, 90540, 92552, 100600, 104121, 113175, 115690, 138828, 150900, 173535, 181080, 208242, 226350, 231380, 277656, 289225, 301800, 347070, 416484, 452700, 462760, 520605, 578450, 694140, 832968, 867675, 905400, 1041210, 1156900, 1388280, 1735350, 2082420, 2313800, 2603025, 3470700, 4164840, 5206050, 6941400, 10412100, 20824200]

約数ペア:

[(1, 20824200), (2, 10412100), (3, 6941400), (4, 5206050), (5, 4164840), (6, 3470700), (8, 2603025), (9, 2313800), (10, 2082420), (12, 1735350), (15, 1388280), (18, 1156900), (20, 1041210), (23, 905400), (24, 867675), (25, 832968), (30, 694140), (36, 578450), (40, 520605), (45, 462760), (46, 452700), (50, 416484), (60, 347070), (69, 301800), (72, 289225), (75, 277656), (90, 231380), (92, 226350), (100, 208242), (115, 181080), (120, 173535), (138, 150900), (150, 138828), (180, 115690), (184, 113175), (200, 104121), (207, 100600), (225, 92552), (230, 90540), (276, 75450), (300, 69414), (345, 60360), (360, 57845), (414, 50300), (450, 46276), (460, 45270), (503, 41400), (552, 37725), (575, 36216), (600, 34707), (690, 30180), (828, 25150), (900, 23138), (920, 22635), (1006, 20700), (1035, 20120), (1150, 18108), (1380, 15090), (1509, 13800), (1656, 12575), (1725, 12072), (1800, 11569), (2012, 10350), (2070, 10060), (2300, 9054), (2515, 8280), (2760, 7545), (3018, 6900), (3450, 6036), (4024, 5175), (4140, 5030), (4527, 4600)]