138234220

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{367}}^1\times {\mathrm{509}}^1$

素因数の和:922

約数の個数: 48

約数和(自身を含む): 299537280

約数和(自身を除く): 161303060

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 367, 370, 509, 734, 740, 1018, 1468, 1835, 2036, 2545, 3670, 5090, 7340, 10180, 13579, 18833, 27158, 37666, 54316, 67895, 75332, 94165, 135790, 186803, 188330, 271580, 373606, 376660, 747212, 934015, 1868030, 3736060, 6911711, 13823422, 27646844, 34558555, 69117110, 138234220]

約数ペア:

[(1, 138234220), (2, 69117110), (4, 34558555), (5, 27646844), (10, 13823422), (20, 6911711), (37, 3736060), (74, 1868030), (148, 934015), (185, 747212), (367, 376660), (370, 373606), (509, 271580), (734, 188330), (740, 186803), (1018, 135790), (1468, 94165), (1835, 75332), (2036, 67895), (2545, 54316), (3670, 37666), (5090, 27158), (7340, 18833), (10180, 13579)]