15693040120

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{20648737}}^1$

素因数の和:20648767

約数の個数: 32

約数和(自身を含む): 37167728400

約数和(自身を除く): 21474688280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 20648737, 41297474, 82594948, 103243685, 165189896, 206487370, 392326003, 412974740, 784652006, 825949480, 1569304012, 1961630015, 3138608024, 3923260030, 7846520060, 15693040120]

約数ペア:

[(1, 15693040120), (2, 7846520060), (4, 3923260030), (5, 3138608024), (8, 1961630015), (10, 1569304012), (19, 825949480), (20, 784652006), (38, 412974740), (40, 392326003), (76, 206487370), (95, 165189896), (152, 103243685), (190, 82594948), (380, 41297474), (760, 20648737)]