39741280

素因数分解:

$2^5\times 5^1\times {\mathrm{149}}^1\times {\mathrm{1667}}^1$

素因数の和:1831

約数の個数: 48

約数和(自身を含む): 94575600

約数和(自身を除く): 54834320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 149, 160, 298, 596, 745, 1192, 1490, 1667, 2384, 2980, 3334, 4768, 5960, 6668, 8335, 11920, 13336, 16670, 23840, 26672, 33340, 53344, 66680, 133360, 248383, 266720, 496766, 993532, 1241915, 1987064, 2483830, 3974128, 4967660, 7948256, 9935320, 19870640, 39741280]

約数ペア:

[(1, 39741280), (2, 19870640), (4, 9935320), (5, 7948256), (8, 4967660), (10, 3974128), (16, 2483830), (20, 1987064), (32, 1241915), (40, 993532), (80, 496766), (149, 266720), (160, 248383), (298, 133360), (596, 66680), (745, 53344), (1192, 33340), (1490, 26672), (1667, 23840), (2384, 16670), (2980, 13336), (3334, 11920), (4768, 8335), (5960, 6668)]