248778820

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{8093}}^1$

素因数の和:8184

約数の個数: 48

約数和(自身を含む): 550715760

約数和(自身を除く): 301936940

約数列:

[1, 2, 4, 5, 10, 20, 29, 53, 58, 106, 116, 145, 212, 265, 290, 530, 580, 1060, 1537, 3074, 6148, 7685, 8093, 15370, 16186, 30740, 32372, 40465, 80930, 161860, 234697, 428929, 469394, 857858, 938788, 1173485, 1715716, 2144645, 2346970, 4289290, 4693940, 8578580, 12438941, 24877882, 49755764, 62194705, 124389410, 248778820]

約数ペア:

[(1, 248778820), (2, 124389410), (4, 62194705), (5, 49755764), (10, 24877882), (20, 12438941), (29, 8578580), (53, 4693940), (58, 4289290), (106, 2346970), (116, 2144645), (145, 1715716), (212, 1173485), (265, 938788), (290, 857858), (530, 469394), (580, 428929), (1060, 234697), (1537, 161860), (3074, 80930), (6148, 40465), (7685, 32372), (8093, 30740), (15370, 16186)]