2544060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{389}}^1$

素因数の和:510

約数の個数: 48

約数和(自身を含む): 7207200

約数和(自身を除く): 4663140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 109, 218, 327, 389, 436, 545, 654, 778, 1090, 1167, 1308, 1556, 1635, 1945, 2180, 2334, 3270, 3890, 4668, 5835, 6540, 7780, 11670, 23340, 42401, 84802, 127203, 169604, 212005, 254406, 424010, 508812, 636015, 848020, 1272030, 2544060]

約数ペア:

[(1, 2544060), (2, 1272030), (3, 848020), (4, 636015), (5, 508812), (6, 424010), (10, 254406), (12, 212005), (15, 169604), (20, 127203), (30, 84802), (60, 42401), (109, 23340), (218, 11670), (327, 7780), (389, 6540), (436, 5835), (545, 4668), (654, 3890), (778, 3270), (1090, 2334), (1167, 2180), (1308, 1945), (1556, 1635)]