31490560

素因数分解:

$2^9\times 5^1\times {\mathrm{12301}}^1$

素因数の和:12324

約数の個数: 40

約数和(自身を含む): 75509676

約数和(自身を除く): 44019116

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 12301, 24602, 49204, 61505, 98408, 123010, 196816, 246020, 393632, 492040, 787264, 984080, 1574528, 1968160, 3149056, 3936320, 6298112, 7872640, 15745280, 31490560]

約数ペア:

[(1, 31490560), (2, 15745280), (4, 7872640), (5, 6298112), (8, 3936320), (10, 3149056), (16, 1968160), (20, 1574528), (32, 984080), (40, 787264), (64, 492040), (80, 393632), (128, 246020), (160, 196816), (256, 123010), (320, 98408), (512, 61505), (640, 49204), (1280, 24602), (2560, 12301)]