28245720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{5741}}^1$

素因数の和:5796

約数の個数: 64

約数和(自身を含む): 86819040

約数和(自身を除く): 58573320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 120, 123, 164, 205, 246, 328, 410, 492, 615, 820, 984, 1230, 1640, 2460, 4920, 5741, 11482, 17223, 22964, 28705, 34446, 45928, 57410, 68892, 86115, 114820, 137784, 172230, 229640, 235381, 344460, 470762, 688920, 706143, 941524, 1176905, 1412286, 1883048, 2353810, 2824572, 3530715, 4707620, 5649144, 7061430, 9415240, 14122860, 28245720]

約数ペア:

[(1, 28245720), (2, 14122860), (3, 9415240), (4, 7061430), (5, 5649144), (6, 4707620), (8, 3530715), (10, 2824572), (12, 2353810), (15, 1883048), (20, 1412286), (24, 1176905), (30, 941524), (40, 706143), (41, 688920), (60, 470762), (82, 344460), (120, 235381), (123, 229640), (164, 172230), (205, 137784), (246, 114820), (328, 86115), (410, 68892), (492, 57410), (615, 45928), (820, 34446), (984, 28705), (1230, 22964), (1640, 17223), (2460, 11482), (4920, 5741)]