13896460

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{211}}^1$

素因数の和:346

約数の個数: 48

約数和(自身を含む): 30451680

約数和(自身を除く): 16555220

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 89, 148, 178, 185, 211, 356, 370, 422, 445, 740, 844, 890, 1055, 1780, 2110, 3293, 4220, 6586, 7807, 13172, 15614, 16465, 18779, 31228, 32930, 37558, 39035, 65860, 75116, 78070, 93895, 156140, 187790, 375580, 694823, 1389646, 2779292, 3474115, 6948230, 13896460]

約数ペア:

[(1, 13896460), (2, 6948230), (4, 3474115), (5, 2779292), (10, 1389646), (20, 694823), (37, 375580), (74, 187790), (89, 156140), (148, 93895), (178, 78070), (185, 75116), (211, 65860), (356, 39035), (370, 37558), (422, 32930), (445, 31228), (740, 18779), (844, 16465), (890, 15614), (1055, 13172), (1780, 7807), (2110, 6586), (3293, 4220)]