28650740

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1\times {\mathrm{179}}^1$

素因数の和:392

約数の個数: 48

約数和(自身を含む): 62052480

約数和(自身を除く): 33401740

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 151, 179, 212, 265, 302, 358, 530, 604, 716, 755, 895, 1060, 1510, 1790, 3020, 3580, 8003, 9487, 16006, 18974, 27029, 32012, 37948, 40015, 47435, 54058, 80030, 94870, 108116, 135145, 160060, 189740, 270290, 540580, 1432537, 2865074, 5730148, 7162685, 14325370, 28650740]

約数ペア:

[(1, 28650740), (2, 14325370), (4, 7162685), (5, 5730148), (10, 2865074), (20, 1432537), (53, 540580), (106, 270290), (151, 189740), (179, 160060), (212, 135145), (265, 108116), (302, 94870), (358, 80030), (530, 54058), (604, 47435), (716, 40015), (755, 37948), (895, 32012), (1060, 27029), (1510, 18974), (1790, 16006), (3020, 9487), (3580, 8003)]