88971860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{143503}}^1$

素因数の和:143543

約数の個数: 24

約数和(自身を含む): 192869376

約数和(自身を除く): 103897516

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 143503, 287006, 574012, 717515, 1435030, 2870060, 4448593, 8897186, 17794372, 22242965, 44485930, 88971860]

約数ペア:

[(1, 88971860), (2, 44485930), (4, 22242965), (5, 17794372), (10, 8897186), (20, 4448593), (31, 2870060), (62, 1435030), (124, 717515), (155, 574012), (310, 287006), (620, 143503)]