20914620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{9421}}^1$

素因数の和:9470

約数の個数: 48

約数和(自身を含む): 60150048

約数和(自身を除く): 39235428

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, 9421, 18842, 28263, 37684, 47105, 56526, 94210, 113052, 141315, 188420, 282630, 348577, 565260, 697154, 1045731, 1394308, 1742885, 2091462, 3485770, 4182924, 5228655, 6971540, 10457310, 20914620]

約数ペア:

[(1, 20914620), (2, 10457310), (3, 6971540), (4, 5228655), (5, 4182924), (6, 3485770), (10, 2091462), (12, 1742885), (15, 1394308), (20, 1045731), (30, 697154), (37, 565260), (60, 348577), (74, 282630), (111, 188420), (148, 141315), (185, 113052), (222, 94210), (370, 56526), (444, 47105), (555, 37684), (740, 28263), (1110, 18842), (2220, 9421)]