148974640

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{13397}}^1$

素因数の和:13549

約数の個数: 40

約数和(自身を含む): 348883920

約数和(自身を除く): 199909280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1390, 2224, 2780, 5560, 11120, 13397, 26794, 53588, 66985, 107176, 133970, 214352, 267940, 535880, 1071760, 1862183, 3724366, 7448732, 9310915, 14897464, 18621830, 29794928, 37243660, 74487320, 148974640]

約数ペア:

[(1, 148974640), (2, 74487320), (4, 37243660), (5, 29794928), (8, 18621830), (10, 14897464), (16, 9310915), (20, 7448732), (40, 3724366), (80, 1862183), (139, 1071760), (278, 535880), (556, 267940), (695, 214352), (1112, 133970), (1390, 107176), (2224, 66985), (2780, 53588), (5560, 26794), (11120, 13397)]