1918400

素因数分解:

$2^6\times 5^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1$

素因数の和:142

約数の個数: 84

約数和(自身を含む): 5196840

約数和(自身を除く): 3278440

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 64, 80, 88, 100, 109, 110, 160, 176, 200, 218, 220, 275, 320, 352, 400, 436, 440, 545, 550, 704, 800, 872, 880, 1090, 1100, 1199, 1600, 1744, 1760, 2180, 2200, 2398, 2725, 3488, 3520, 4360, 4400, 4796, 5450, 5995, 6976, 8720, 8800, 9592, 10900, 11990, 17440, 17600, 19184, 21800, 23980, 29975, 34880, 38368, 43600, 47960, 59950, 76736, 87200, 95920, 119900, 174400, 191840, 239800, 383680, 479600, 959200, 1918400]

約数ペア:

[(1, 1918400), (2, 959200), (4, 479600), (5, 383680), (8, 239800), (10, 191840), (11, 174400), (16, 119900), (20, 95920), (22, 87200), (25, 76736), (32, 59950), (40, 47960), (44, 43600), (50, 38368), (55, 34880), (64, 29975), (80, 23980), (88, 21800), (100, 19184), (109, 17600), (110, 17440), (160, 11990), (176, 10900), (200, 9592), (218, 8800), (220, 8720), (275, 6976), (320, 5995), (352, 5450), (400, 4796), (436, 4400), (440, 4360), (545, 3520), (550, 3488), (704, 2725), (800, 2398), (872, 2200), (880, 2180), (1090, 1760), (1100, 1744), (1199, 1600)]