16690980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{1867}}^1$

素因数の和:2028

約数の個数: 48

約数和(自身を含む): 47073600

約数和(自身を除く): 30382620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 149, 298, 447, 596, 745, 894, 1490, 1788, 1867, 2235, 2980, 3734, 4470, 5601, 7468, 8940, 9335, 11202, 18670, 22404, 28005, 37340, 56010, 112020, 278183, 556366, 834549, 1112732, 1390915, 1669098, 2781830, 3338196, 4172745, 5563660, 8345490, 16690980]

約数ペア:

[(1, 16690980), (2, 8345490), (3, 5563660), (4, 4172745), (5, 3338196), (6, 2781830), (10, 1669098), (12, 1390915), (15, 1112732), (20, 834549), (30, 556366), (60, 278183), (149, 112020), (298, 56010), (447, 37340), (596, 28005), (745, 22404), (894, 18670), (1490, 11202), (1788, 9335), (1867, 8940), (2235, 7468), (2980, 5601), (3734, 4470)]