16879600

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{2221}}^1$

素因数の和:2258

約数の個数: 60

約数和(自身を含む): 42706840

約数和(自身を除く): 25827240

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 152, 190, 200, 304, 380, 400, 475, 760, 950, 1520, 1900, 2221, 3800, 4442, 7600, 8884, 11105, 17768, 22210, 35536, 42199, 44420, 55525, 84398, 88840, 111050, 168796, 177680, 210995, 222100, 337592, 421990, 444200, 675184, 843980, 888400, 1054975, 1687960, 2109950, 3375920, 4219900, 8439800, 16879600]

約数ペア:

[(1, 16879600), (2, 8439800), (4, 4219900), (5, 3375920), (8, 2109950), (10, 1687960), (16, 1054975), (19, 888400), (20, 843980), (25, 675184), (38, 444200), (40, 421990), (50, 337592), (76, 222100), (80, 210995), (95, 177680), (100, 168796), (152, 111050), (190, 88840), (200, 84398), (304, 55525), (380, 44420), (400, 42199), (475, 35536), (760, 22210), (950, 17768), (1520, 11105), (1900, 8884), (2221, 7600), (3800, 4442)]