2867900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1$

素因数の和:279

約数の個数: 72

約数和(自身を含む): 7562016

約数和(自身を除く): 4694116

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 25, 28, 34, 35, 50, 68, 70, 85, 100, 119, 140, 170, 175, 238, 241, 340, 350, 425, 476, 482, 595, 700, 850, 964, 1190, 1205, 1687, 1700, 2380, 2410, 2975, 3374, 4097, 4820, 5950, 6025, 6748, 8194, 8435, 11900, 12050, 16388, 16870, 20485, 24100, 28679, 33740, 40970, 42175, 57358, 81940, 84350, 102425, 114716, 143395, 168700, 204850, 286790, 409700, 573580, 716975, 1433950, 2867900]

約数ペア:

[(1, 2867900), (2, 1433950), (4, 716975), (5, 573580), (7, 409700), (10, 286790), (14, 204850), (17, 168700), (20, 143395), (25, 114716), (28, 102425), (34, 84350), (35, 81940), (50, 57358), (68, 42175), (70, 40970), (85, 33740), (100, 28679), (119, 24100), (140, 20485), (170, 16870), (175, 16388), (238, 12050), (241, 11900), (340, 8435), (350, 8194), (425, 6748), (476, 6025), (482, 5950), (595, 4820), (700, 4097), (850, 3374), (964, 2975), (1190, 2410), (1205, 2380), (1687, 1700)]