138266861360

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{19419503}}^1$

素因数の和:19419605

約数の個数: 40

約数和(自身を含む): 325082496960

約数和(自身を除く): 186815635600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 7120, 19419503, 38839006, 77678012, 97097515, 155356024, 194195030, 310712048, 388390060, 776780120, 1553560240, 1728335767, 3456671534, 6913343068, 8641678835, 13826686136, 17283357670, 27653372272, 34566715340, 69133430680, 138266861360]

約数ペア:

[(1, 138266861360), (2, 69133430680), (4, 34566715340), (5, 27653372272), (8, 17283357670), (10, 13826686136), (16, 8641678835), (20, 6913343068), (40, 3456671534), (80, 1728335767), (89, 1553560240), (178, 776780120), (356, 388390060), (445, 310712048), (712, 194195030), (890, 155356024), (1424, 97097515), (1780, 77678012), (3560, 38839006), (7120, 19419503)]