1566016520

素因数分解:

$2^3\times 5^1\times {\mathrm{2753}}^1\times {\mathrm{14221}}^1$

素因数の和:16985

約数の個数: 32

約数和(自身を含む): 3525064920

約数和(自身を除く): 1959048400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2753, 5506, 11012, 13765, 14221, 22024, 27530, 28442, 55060, 56884, 71105, 110120, 113768, 142210, 284420, 568840, 39150413, 78300826, 156601652, 195752065, 313203304, 391504130, 783008260, 1566016520]

約数ペア:

[(1, 1566016520), (2, 783008260), (4, 391504130), (5, 313203304), (8, 195752065), (10, 156601652), (20, 78300826), (40, 39150413), (2753, 568840), (5506, 284420), (11012, 142210), (13765, 113768), (14221, 110120), (22024, 71105), (27530, 56884), (28442, 55060)]