21940260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{9883}}^1$

素因数の和:9932

約数の個数: 48

約数和(自身を含む): 63099456

約数和(自身を除く): 41159196

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, 9883, 19766, 29649, 39532, 49415, 59298, 98830, 118596, 148245, 197660, 296490, 365671, 592980, 731342, 1097013, 1462684, 1828355, 2194026, 3656710, 4388052, 5485065, 7313420, 10970130, 21940260]

約数ペア:

[(1, 21940260), (2, 10970130), (3, 7313420), (4, 5485065), (5, 4388052), (6, 3656710), (10, 2194026), (12, 1828355), (15, 1462684), (20, 1097013), (30, 731342), (37, 592980), (60, 365671), (74, 296490), (111, 197660), (148, 148245), (185, 118596), (222, 98830), (370, 59298), (444, 49415), (555, 39532), (740, 29649), (1110, 19766), (2220, 9883)]