15889289320

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^2\times {\mathrm{413353}}^1$

素因数の和:413426

約数の個数: 48

約数和(自身を含む): 36941446980

約数和(自身を除く): 21052157660

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 961, 1240, 1922, 3844, 4805, 7688, 9610, 19220, 38440, 413353, 826706, 1653412, 2066765, 3306824, 4133530, 8267060, 12813943, 16534120, 25627886, 51255772, 64069715, 102511544, 128139430, 256278860, 397232233, 512557720, 794464466, 1588928932, 1986161165, 3177857864, 3972322330, 7944644660, 15889289320]

約数ペア:

[(1, 15889289320), (2, 7944644660), (4, 3972322330), (5, 3177857864), (8, 1986161165), (10, 1588928932), (20, 794464466), (31, 512557720), (40, 397232233), (62, 256278860), (124, 128139430), (155, 102511544), (248, 64069715), (310, 51255772), (620, 25627886), (961, 16534120), (1240, 12813943), (1922, 8267060), (3844, 4133530), (4805, 3306824), (7688, 2066765), (9610, 1653412), (19220, 826706), (38440, 413353)]