10998620

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{167}}^1$

素因数の和:302

約数の個数: 48

約数和(自身を含む): 24131520

約数和(自身を除く): 13132900

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 89, 148, 167, 178, 185, 334, 356, 370, 445, 668, 740, 835, 890, 1670, 1780, 3293, 3340, 6179, 6586, 12358, 13172, 14863, 16465, 24716, 29726, 30895, 32930, 59452, 61790, 65860, 74315, 123580, 148630, 297260, 549931, 1099862, 2199724, 2749655, 5499310, 10998620]

約数ペア:

[(1, 10998620), (2, 5499310), (4, 2749655), (5, 2199724), (10, 1099862), (20, 549931), (37, 297260), (74, 148630), (89, 123580), (148, 74315), (167, 65860), (178, 61790), (185, 59452), (334, 32930), (356, 30895), (370, 29726), (445, 24716), (668, 16465), (740, 14863), (835, 13172), (890, 12358), (1670, 6586), (1780, 6179), (3293, 3340)]