12440480

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5981}}^1$

素因数の和:6009

約数の個数: 48

約数和(自身を含む): 31656744

約数和(自身を除く): 19216264

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 5981, 11962, 23924, 29905, 47848, 59810, 77753, 95696, 119620, 155506, 191392, 239240, 311012, 388765, 478480, 622024, 777530, 956960, 1244048, 1555060, 2488096, 3110120, 6220240, 12440480]

約数ペア:

[(1, 12440480), (2, 6220240), (4, 3110120), (5, 2488096), (8, 1555060), (10, 1244048), (13, 956960), (16, 777530), (20, 622024), (26, 478480), (32, 388765), (40, 311012), (52, 239240), (65, 191392), (80, 155506), (104, 119620), (130, 95696), (160, 77753), (208, 59810), (260, 47848), (416, 29905), (520, 23924), (1040, 11962), (2080, 5981)]