210866960

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{85027}}^1$

素因数の和:85071

約数の個数: 40

約数和(自身を含む): 506086656

約数和(自身を除く): 295219696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 85027, 170054, 340108, 425135, 680216, 850270, 1360432, 1700540, 2635837, 3401080, 5271674, 6802160, 10543348, 13179185, 21086696, 26358370, 42173392, 52716740, 105433480, 210866960]

約数ペア:

[(1, 210866960), (2, 105433480), (4, 52716740), (5, 42173392), (8, 26358370), (10, 21086696), (16, 13179185), (20, 10543348), (31, 6802160), (40, 5271674), (62, 3401080), (80, 2635837), (124, 1700540), (155, 1360432), (248, 850270), (310, 680216), (496, 425135), (620, 340108), (1240, 170054), (2480, 85027)]