1605180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{863}}^1$

素因数の和:906

約数の個数: 48

約数和(自身を含む): 4644864

約数和(自身を除く): 3039684

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 863, 930, 1726, 1860, 2589, 3452, 4315, 5178, 8630, 10356, 12945, 17260, 25890, 26753, 51780, 53506, 80259, 107012, 133765, 160518, 267530, 321036, 401295, 535060, 802590, 1605180]

約数ペア:

[(1, 1605180), (2, 802590), (3, 535060), (4, 401295), (5, 321036), (6, 267530), (10, 160518), (12, 133765), (15, 107012), (20, 80259), (30, 53506), (31, 51780), (60, 26753), (62, 25890), (93, 17260), (124, 12945), (155, 10356), (186, 8630), (310, 5178), (372, 4315), (465, 3452), (620, 2589), (863, 1860), (930, 1726)]