28286520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{2203}}^1$

素因数の和:2324

約数の個数: 64

約数和(自身を含む): 85691520

約数和(自身を除く): 57405000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 107, 120, 214, 321, 428, 535, 642, 856, 1070, 1284, 1605, 2140, 2203, 2568, 3210, 4280, 4406, 6420, 6609, 8812, 11015, 12840, 13218, 17624, 22030, 26436, 33045, 44060, 52872, 66090, 88120, 132180, 235721, 264360, 471442, 707163, 942884, 1178605, 1414326, 1885768, 2357210, 2828652, 3535815, 4714420, 5657304, 7071630, 9428840, 14143260, 28286520]

約数ペア:

[(1, 28286520), (2, 14143260), (3, 9428840), (4, 7071630), (5, 5657304), (6, 4714420), (8, 3535815), (10, 2828652), (12, 2357210), (15, 1885768), (20, 1414326), (24, 1178605), (30, 942884), (40, 707163), (60, 471442), (107, 264360), (120, 235721), (214, 132180), (321, 88120), (428, 66090), (535, 52872), (642, 44060), (856, 33045), (1070, 26436), (1284, 22030), (1605, 17624), (2140, 13218), (2203, 12840), (2568, 11015), (3210, 8812), (4280, 6609), (4406, 6420)]