57240880

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{23081}}^1$

素因数の和:23125

約数の個数: 40

約数和(自身を含む): 137384064

約数和(自身を除く): 80143184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 23081, 46162, 92324, 115405, 184648, 230810, 369296, 461620, 715511, 923240, 1431022, 1846480, 2862044, 3577555, 5724088, 7155110, 11448176, 14310220, 28620440, 57240880]

約数ペア:

[(1, 57240880), (2, 28620440), (4, 14310220), (5, 11448176), (8, 7155110), (10, 5724088), (16, 3577555), (20, 2862044), (31, 1846480), (40, 1431022), (62, 923240), (80, 715511), (124, 461620), (155, 369296), (248, 230810), (310, 184648), (496, 115405), (620, 92324), (1240, 46162), (2480, 23081)]