28000860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{12613}}^1$

素因数の和:12662

約数の個数: 48

約数和(自身を含む): 80527776

約数和(自身を除く): 52526916

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 370, 444, 555, 740, 1110, 2220, 12613, 25226, 37839, 50452, 63065, 75678, 126130, 151356, 189195, 252260, 378390, 466681, 756780, 933362, 1400043, 1866724, 2333405, 2800086, 4666810, 5600172, 7000215, 9333620, 14000430, 28000860]

約数ペア:

[(1, 28000860), (2, 14000430), (3, 9333620), (4, 7000215), (5, 5600172), (6, 4666810), (10, 2800086), (12, 2333405), (15, 1866724), (20, 1400043), (30, 933362), (37, 756780), (60, 466681), (74, 378390), (111, 252260), (148, 189195), (185, 151356), (222, 126130), (370, 75678), (444, 63065), (555, 50452), (740, 37839), (1110, 25226), (2220, 12613)]