28377060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{4339}}^1$

素因数の和:4460

約数の個数: 48

約数和(自身を含む): 80203200

約数和(自身を除く): 51826140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 109, 218, 327, 436, 545, 654, 1090, 1308, 1635, 2180, 3270, 4339, 6540, 8678, 13017, 17356, 21695, 26034, 43390, 52068, 65085, 86780, 130170, 260340, 472951, 945902, 1418853, 1891804, 2364755, 2837706, 4729510, 5675412, 7094265, 9459020, 14188530, 28377060]

約数ペア:

[(1, 28377060), (2, 14188530), (3, 9459020), (4, 7094265), (5, 5675412), (6, 4729510), (10, 2837706), (12, 2364755), (15, 1891804), (20, 1418853), (30, 945902), (60, 472951), (109, 260340), (218, 130170), (327, 86780), (436, 65085), (545, 52068), (654, 43390), (1090, 26034), (1308, 21695), (1635, 17356), (2180, 13017), (3270, 8678), (4339, 6540)]