11788940

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{179}}^1$

素因数の和:314

約数の個数: 48

約数和(自身を含む): 25855200

約数和(自身を除く): 14066260

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 89, 148, 178, 179, 185, 356, 358, 370, 445, 716, 740, 890, 895, 1780, 1790, 3293, 3580, 6586, 6623, 13172, 13246, 15931, 16465, 26492, 31862, 32930, 33115, 63724, 65860, 66230, 79655, 132460, 159310, 318620, 589447, 1178894, 2357788, 2947235, 5894470, 11788940]

約数ペア:

[(1, 11788940), (2, 5894470), (4, 2947235), (5, 2357788), (10, 1178894), (20, 589447), (37, 318620), (74, 159310), (89, 132460), (148, 79655), (178, 66230), (179, 65860), (185, 63724), (356, 33115), (358, 32930), (370, 31862), (445, 26492), (716, 16465), (740, 15931), (890, 13246), (895, 13172), (1780, 6623), (1790, 6586), (3293, 3580)]