18995200

素因数分解:

$2^{11}\times 5^2\times 7^1\times {\mathrm{53}}^1$

素因数の和:92

約数の個数: 144

約数和(自身を含む): 54840240

約数和(自身を除く): 35845040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 53, 56, 64, 70, 80, 100, 106, 112, 128, 140, 160, 175, 200, 212, 224, 256, 265, 280, 320, 350, 371, 400, 424, 448, 512, 530, 560, 640, 700, 742, 800, 848, 896, 1024, 1060, 1120, 1280, 1325, 1400, 1484, 1600, 1696, 1792, 1855, 2048, 2120, 2240, 2560, 2650, 2800, 2968, 3200, 3392, 3584, 3710, 4240, 4480, 5120, 5300, 5600, 5936, 6400, 6784, 7168, 7420, 8480, 8960, 9275, 10240, 10600, 11200, 11872, 12800, 13568, 14336, 14840, 16960, 17920, 18550, 21200, 22400, 23744, 25600, 27136, 29680, 33920, 35840, 37100, 42400, 44800, 47488, 51200, 54272, 59360, 67840, 71680, 74200, 84800, 89600, 94976, 108544, 118720, 135680, 148400, 169600, 179200, 189952, 237440, 271360, 296800, 339200, 358400, 379904, 474880, 542720, 593600, 678400, 759808, 949760, 1187200, 1356800, 1899520, 2374400, 2713600, 3799040, 4748800, 9497600, 18995200]

約数ペア:

[(1, 18995200), (2, 9497600), (4, 4748800), (5, 3799040), (7, 2713600), (8, 2374400), (10, 1899520), (14, 1356800), (16, 1187200), (20, 949760), (25, 759808), (28, 678400), (32, 593600), (35, 542720), (40, 474880), (50, 379904), (53, 358400), (56, 339200), (64, 296800), (70, 271360), (80, 237440), (100, 189952), (106, 179200), (112, 169600), (128, 148400), (140, 135680), (160, 118720), (175, 108544), (200, 94976), (212, 89600), (224, 84800), (256, 74200), (265, 71680), (280, 67840), (320, 59360), (350, 54272), (371, 51200), (400, 47488), (424, 44800), (448, 42400), (512, 37100), (530, 35840), (560, 33920), (640, 29680), (700, 27136), (742, 25600), (800, 23744), (848, 22400), (896, 21200), (1024, 18550), (1060, 17920), (1120, 16960), (1280, 14840), (1325, 14336), (1400, 13568), (1484, 12800), (1600, 11872), (1696, 11200), (1792, 10600), (1855, 10240), (2048, 9275), (2120, 8960), (2240, 8480), (2560, 7420), (2650, 7168), (2800, 6784), (2968, 6400), (3200, 5936), (3392, 5600), (3584, 5300), (3710, 5120), (4240, 4480)]