28519020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{52813}}^1$

素因数の和:52831

約数の個数: 48

約数和(自身を含む): 88727520

約数和(自身を除く): 60208500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 52813, 105626, 158439, 211252, 264065, 316878, 475317, 528130, 633756, 792195, 950634, 1056260, 1425951, 1584390, 1901268, 2376585, 2851902, 3168780, 4753170, 5703804, 7129755, 9506340, 14259510, 28519020]

約数ペア:

[(1, 28519020), (2, 14259510), (3, 9506340), (4, 7129755), (5, 5703804), (6, 4753170), (9, 3168780), (10, 2851902), (12, 2376585), (15, 1901268), (18, 1584390), (20, 1425951), (27, 1056260), (30, 950634), (36, 792195), (45, 633756), (54, 528130), (60, 475317), (90, 316878), (108, 264065), (135, 211252), (180, 158439), (270, 105626), (540, 52813)]