1185280

素因数分解:

$2^9\times 5^1\times {\mathrm{463}}^1$

素因数の和:486

約数の個数: 40

約数和(自身を含む): 2848032

約数和(自身を除く): 1662752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 463, 512, 640, 926, 1280, 1852, 2315, 2560, 3704, 4630, 7408, 9260, 14816, 18520, 29632, 37040, 59264, 74080, 118528, 148160, 237056, 296320, 592640, 1185280]

約数ペア:

[(1, 1185280), (2, 592640), (4, 296320), (5, 237056), (8, 148160), (10, 118528), (16, 74080), (20, 59264), (32, 37040), (40, 29632), (64, 18520), (80, 14816), (128, 9260), (160, 7408), (256, 4630), (320, 3704), (463, 2560), (512, 2315), (640, 1852), (926, 1280)]