28262820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{439}}^1$

素因数の和:517

約数の個数: 96

約数和(自身を含む): 84268800

約数和(自身を除く): 56005980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 37, 58, 60, 74, 87, 111, 116, 145, 148, 174, 185, 222, 290, 348, 370, 435, 439, 444, 555, 580, 740, 870, 878, 1073, 1110, 1317, 1740, 1756, 2146, 2195, 2220, 2634, 3219, 4292, 4390, 5268, 5365, 6438, 6585, 8780, 10730, 12731, 12876, 13170, 16095, 16243, 21460, 25462, 26340, 32190, 32486, 38193, 48729, 50924, 63655, 64380, 64972, 76386, 81215, 97458, 127310, 152772, 162430, 190965, 194916, 243645, 254620, 324860, 381930, 471047, 487290, 763860, 942094, 974580, 1413141, 1884188, 2355235, 2826282, 4710470, 5652564, 7065705, 9420940, 14131410, 28262820]

約数ペア:

[(1, 28262820), (2, 14131410), (3, 9420940), (4, 7065705), (5, 5652564), (6, 4710470), (10, 2826282), (12, 2355235), (15, 1884188), (20, 1413141), (29, 974580), (30, 942094), (37, 763860), (58, 487290), (60, 471047), (74, 381930), (87, 324860), (111, 254620), (116, 243645), (145, 194916), (148, 190965), (174, 162430), (185, 152772), (222, 127310), (290, 97458), (348, 81215), (370, 76386), (435, 64972), (439, 64380), (444, 63655), (555, 50924), (580, 48729), (740, 38193), (870, 32486), (878, 32190), (1073, 26340), (1110, 25462), (1317, 21460), (1740, 16243), (1756, 16095), (2146, 13170), (2195, 12876), (2220, 12731), (2634, 10730), (3219, 8780), (4292, 6585), (4390, 6438), (5268, 5365)]