30475720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{69263}}^1$

素因数の和:69285

約数の個数: 32

約数和(自身を含む): 74805120

約数和(自身を除く): 44329400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 69263, 138526, 277052, 346315, 554104, 692630, 761893, 1385260, 1523786, 2770520, 3047572, 3809465, 6095144, 7618930, 15237860, 30475720]

約数ペア:

[(1, 30475720), (2, 15237860), (4, 7618930), (5, 6095144), (8, 3809465), (10, 3047572), (11, 2770520), (20, 1523786), (22, 1385260), (40, 761893), (44, 692630), (55, 554104), (88, 346315), (110, 277052), (220, 138526), (440, 69263)]