18565920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{12893}}^1$

素因数の和:12914

約数の個数: 72

約数和(自身を含む): 63361116

約数和(自身を除く): 44795196

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 12893, 25786, 38679, 51572, 64465, 77358, 103144, 116037, 128930, 154716, 193395, 206288, 232074, 257860, 309432, 386790, 412576, 464148, 515720, 580185, 618864, 773580, 928296, 1031440, 1160370, 1237728, 1547160, 1856592, 2062880, 2320740, 3094320, 3713184, 4641480, 6188640, 9282960, 18565920]

約数ペア:

[(1, 18565920), (2, 9282960), (3, 6188640), (4, 4641480), (5, 3713184), (6, 3094320), (8, 2320740), (9, 2062880), (10, 1856592), (12, 1547160), (15, 1237728), (16, 1160370), (18, 1031440), (20, 928296), (24, 773580), (30, 618864), (32, 580185), (36, 515720), (40, 464148), (45, 412576), (48, 386790), (60, 309432), (72, 257860), (80, 232074), (90, 206288), (96, 193395), (120, 154716), (144, 128930), (160, 116037), (180, 103144), (240, 77358), (288, 64465), (360, 51572), (480, 38679), (720, 25786), (1440, 12893)]