28232940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{353}}^1$

素因数の和:439

約数の個数: 96

約数和(自身を含む): 83736576

約数和(自身を除く): 55503636

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 43, 60, 62, 86, 93, 124, 129, 155, 172, 186, 215, 258, 310, 353, 372, 430, 465, 516, 620, 645, 706, 860, 930, 1059, 1290, 1333, 1412, 1765, 1860, 2118, 2580, 2666, 3530, 3999, 4236, 5295, 5332, 6665, 7060, 7998, 10590, 10943, 13330, 15179, 15996, 19995, 21180, 21886, 26660, 30358, 32829, 39990, 43772, 45537, 54715, 60716, 65658, 75895, 79980, 91074, 109430, 131316, 151790, 164145, 182148, 218860, 227685, 303580, 328290, 455370, 470549, 656580, 910740, 941098, 1411647, 1882196, 2352745, 2823294, 4705490, 5646588, 7058235, 9410980, 14116470, 28232940]

約数ペア:

[(1, 28232940), (2, 14116470), (3, 9410980), (4, 7058235), (5, 5646588), (6, 4705490), (10, 2823294), (12, 2352745), (15, 1882196), (20, 1411647), (30, 941098), (31, 910740), (43, 656580), (60, 470549), (62, 455370), (86, 328290), (93, 303580), (124, 227685), (129, 218860), (155, 182148), (172, 164145), (186, 151790), (215, 131316), (258, 109430), (310, 91074), (353, 79980), (372, 75895), (430, 65658), (465, 60716), (516, 54715), (620, 45537), (645, 43772), (706, 39990), (860, 32829), (930, 30358), (1059, 26660), (1290, 21886), (1333, 21180), (1412, 19995), (1765, 15996), (1860, 15179), (2118, 13330), (2580, 10943), (2666, 10590), (3530, 7998), (3999, 7060), (4236, 6665), (5295, 5332)]