19909560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{15083}}^1$

素因数の和:15108

約数の個数: 64

約数和(自身を含む): 65162880

約数和(自身を除く): 45253320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 15083, 30166, 45249, 60332, 75415, 90498, 120664, 150830, 165913, 180996, 226245, 301660, 331826, 361992, 452490, 497739, 603320, 663652, 829565, 904980, 995478, 1327304, 1659130, 1809960, 1990956, 2488695, 3318260, 3981912, 4977390, 6636520, 9954780, 19909560]

約数ペア:

[(1, 19909560), (2, 9954780), (3, 6636520), (4, 4977390), (5, 3981912), (6, 3318260), (8, 2488695), (10, 1990956), (11, 1809960), (12, 1659130), (15, 1327304), (20, 995478), (22, 904980), (24, 829565), (30, 663652), (33, 603320), (40, 497739), (44, 452490), (55, 361992), (60, 331826), (66, 301660), (88, 226245), (110, 180996), (120, 165913), (132, 150830), (165, 120664), (220, 90498), (264, 75415), (330, 60332), (440, 45249), (660, 30166), (1320, 15083)]