15311360

素因数分解:

$2^9\times 5^1\times {\mathrm{5981}}^1$

素因数の和:6004

約数の個数: 40

約数和(自身を含む): 36717516

約数和(自身を除く): 21406156

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 5981, 11962, 23924, 29905, 47848, 59810, 95696, 119620, 191392, 239240, 382784, 478480, 765568, 956960, 1531136, 1913920, 3062272, 3827840, 7655680, 15311360]

約数ペア:

[(1, 15311360), (2, 7655680), (4, 3827840), (5, 3062272), (8, 1913920), (10, 1531136), (16, 956960), (20, 765568), (32, 478480), (40, 382784), (64, 239240), (80, 191392), (128, 119620), (160, 95696), (256, 59810), (320, 47848), (512, 29905), (640, 23924), (1280, 11962), (2560, 5981)]