19977183800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{2081}}^1\times {\mathrm{6857}}^1$

素因数の和:8961

約数の個数: 96

約数和(自身を含む): 53115484320

約数和(自身を除く): 33138300520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 2081, 4162, 6857, 8324, 10405, 13714, 14567, 16648, 20810, 27428, 29134, 34285, 41620, 47999, 52025, 54856, 58268, 68570, 72835, 83240, 95998, 104050, 116536, 137140, 145670, 171425, 191996, 208100, 239995, 274280, 291340, 342850, 364175, 383992, 416200, 479990, 582680, 685700, 728350, 959980, 1199975, 1371400, 1456700, 1919960, 2399950, 2913400, 4799900, 9599800, 14269417, 28538834, 57077668, 71347085, 99885919, 114155336, 142694170, 199771838, 285388340, 356735425, 399543676, 499429595, 570776680, 713470850, 799087352, 998859190, 1426941700, 1997718380, 2497147975, 2853883400, 3995436760, 4994295950, 9988591900, 19977183800]

約数ペア:

[(1, 19977183800), (2, 9988591900), (4, 4994295950), (5, 3995436760), (7, 2853883400), (8, 2497147975), (10, 1997718380), (14, 1426941700), (20, 998859190), (25, 799087352), (28, 713470850), (35, 570776680), (40, 499429595), (50, 399543676), (56, 356735425), (70, 285388340), (100, 199771838), (140, 142694170), (175, 114155336), (200, 99885919), (280, 71347085), (350, 57077668), (700, 28538834), (1400, 14269417), (2081, 9599800), (4162, 4799900), (6857, 2913400), (8324, 2399950), (10405, 1919960), (13714, 1456700), (14567, 1371400), (16648, 1199975), (20810, 959980), (27428, 728350), (29134, 685700), (34285, 582680), (41620, 479990), (47999, 416200), (52025, 383992), (54856, 364175), (58268, 342850), (68570, 291340), (72835, 274280), (83240, 239995), (95998, 208100), (104050, 191996), (116536, 171425), (137140, 145670)]